Ancient Aliens (2009–)

Robert Clotworthy

Narrator 202 episodes, 2009-2021

Giorgio A. Tsoukalos

Self - Publisher, Legendary Times Magazine / ... 195 episodes, 2009-2021

David Childress

Self - Author, Technology of the Gods / ... 191 episodes, 2009-2021

William Henry

Investigative Mythologist / ... 137 episodes, 2011-2021

Jonathan Young

Self - Founding Curator, Joseph Campbell Archives 125 episodes, 2010-2021

Jason Martell

Self - Author, Knowledge Apocalypse / ... 97 episodes, 2009-2021

Erich von Däniken

Self - Author, Chariots of the Gods 97 episodes, 2009-2021

David Wilcock

Self - Author, The Synchronicity Key / ... 81 episodes, 2010-2017

George Noory

Self - Radio Host, Coast to Coast AM 80 episodes, 2009-2020

Michael Dennin

Self - Physicist, Univ. of California, Irvine / ... 66 episodes, 2009-2021

Linda Moulton Howe

Self - Investigative Journalist, Earthfiles / ... 62 episodes, 2010-2021

Philip Coppens

Self - Author, The Ancient Alien Question / ... 62 episodes, 2010-2021

Andrew Collins

Self - Author, The Cygnus Mystery / ... 59 episodes, 2010-2021

Nick Pope

Self - UK Ministry of Defence, 1985 - 2006 / ... 54 episodes, 2010-2021

Nick Redfern

Self - Author, The Real Men in Black / ... 49 episodes, 2011-2021

Mike Bara

Self - Author, The Choice / ... 46 episodes, 2010-2021

Bill Birnes

Self - Author / ... 44 episodes, 2010-2021

Ariel Bar Tzadok

Self - Founder, KosherTorah School 44 episodes, 2013-2021

Hugh Newman

Self - Author, Earth Grids / ... 38 episodes, 2011-2021

Robert Schoch

Self - Author, Forgotten Civilization / ... 35 episodes, 2010-2021

Deepak Shimkhada

Self - Professor of Hindu Studies, Claremont Lincoln University / ... 34 episodes, 2011-2021

Richard Rader

Self - Lecturer of Classics, UCSB / ... 32 episodes, 2010-2021

Sabina Magliocco

Self - Folklorist, California State Univ., Northridge / ... 31 episodes, 2012-2017

Robert Bauval

Self - Co-Author, Black Genesis / ... 29 episodes, 2010-2019

Kathleen McGowan Coppens

Researcher / ... 27 episodes, 2011-2020

Dominic Steavu

Self - Assistant Professor of Chinese Religions, UCSB / ... 24 episodes, 2013-2021

Travis Taylor

Self - Astrophysicist / ... 22 episodes, 2017-2021

Richard Dolan

Self - Author, UFOs and the National Security State / ... 22 episodes, 2012-2021

John Brandenburg

Self - Plasma Physicist, Orbital Technologies / ... 22 episodes, 2010-2021

Caroline Cory

Self - Author, The Visible and Invisible Worlds / ... 20 episodes, 2016-2021

Robert R. Cargill

Self - Professor of Classics and Religious Studies, University of Iowa / ... 20 episodes, 2009-2021

Kirsten Fisher

Self - Associate Professor of Biology, Cal State Los Angeles / ... 19 episodes, 2014-2020

Edwin Barnhart

Self - Archaeologist, Director, Maya Exploration Center / ... 18 episodes, 2012-2020

Logan Hawkes

Self - Author, Ancient Aliens of the Americas / ... 18 episodes, 2010-2020

Ramy Romany

Self - Egyptologist / ... 18 episodes, 2014-2021

Tok Thompson

Self - Professor of Anthropology, USC / ... 18 episodes, 2011-2019

Graham Hancock

Self - Author, Fingerprints of the Gods / ... 18 episodes, 2010-2021

Michio Kaku

Self - Author, The Future of Humanity 17 episodes, 2018-2021

Brien Foerster

Self - Author, A Brief History of the Incas / ... 16 episodes, 2011-2021

Michael J.S. Carter

Self - Author, Alien Scriptures 16 episodes, 2010-2021

Michael Cremo

Self - Author, Forbidden Archaeology / ... 13 episodes, 2009-2014

William Bramley

Self - Author, The Gods of Eden 13 episodes, 2010-2017

Michael Salla

Self - Founder, Exopolitics Institute / ... 13 episodes, 2016-2020

Sara Seager

Self - Prof. of Planetary Sciences, MIT / ... 13 episodes, 2009-2015

Seth Shostak

Self - Senior Astronomer, SETI Institute / ... 12 episodes, 2012-2020

Barry Downing

Self - Author, The Bible and Flying Saucers / ... 12 episodes, 2009-2021

Graham Phillips

Investigative Journalist / ... 12 episodes, 2013-2019

Robert H. Frisbee

Self - Former NASA Scientist / ... 12 episodes, 2010-2015

Christopher Pittman

Self - UFO Investigator / ... 11 episodes, 2010-2019

Paul Davies

Self - Astrobiologist, Arizona State University / ... 11 episodes, 2010-2019

Layne Little

Self - Lecturer, Religious Studies U.C. Berkeley / ... 11 episodes, 2015-2021

David Whitehead

Self - Radio Host, The Truth Warrior / ... 11 episodes, 2016-2019

Paul Stonehill

Self - Author, The Soviet UFO Files / ... 11 episodes, 2011-2021

Christopher Dunn

Self - Engineer / ... 10 episodes, 2010-2018

Robert Mullins

Self - Archaeologist 10 episodes, 2011-2021

William J. Fulco

Self - Professor of Archaeology, Loyola Marymount University / ... 9 episodes, 2010-2013

Peter Fiebag

Self - Author, Eternity Machine / ... 9 episodes, 2010-2012

Lynn Picknett

Self - Co-Author, The Forbidden Universe / ... 8 episodes, 2016-2020

Amy Shira Teitel

Self - Prof. of Neuroscience, Mt. Sinai School of Medicine / ... 8 episodes, 2013-2016

Steven M. Greer

Self - Director, The Disclosure Project / ... 8 episodes, 2010-2014

Clifford Mahooty

Self - Zuni Tribal Elder 8 episodes, 2010-2014

Philip Imbrogno

Author, Files From the Edge / ... 7 episodes, 2011-2019

Paul Bahn

Self - Author, Geoglyphs: Mysteries of the Ancient World / ... 7 episodes, 2015-2021

Chandra Wickramasinghe

Self - Director, Buckingham Centre for Astrobiology / ... 7 episodes, 2011-2021

Chris O\'Brien

Self - Author / ... 7 episodes, 2010-2014

Gary A. David

Self - Author, Star Shrines and Earthworks of the Desert Southwest / ... 7 episodes, 2013-2015

Peter Ward

Self - Astrobiologist, University of Washington / ... 7 episodes, 2015-2019

Jorge Luis Delgado Mamani

Self - Andean Guide and Author, Andean Awakening / ... 7 episodes, 2010-2021

Judy Chungwa Ho

Self - Professor Emerita of Art History U.C. Irvine / ... 7 episodes, 2012-2013

Buzz Aldrin

Self - NASA Astronaut, Apollo 11 Moon Landing / ... 7 episodes, 2010-2021

Felicia Beardsley

Self - Prof. of Anthropology, Univ. of La Verne / ... 6 episodes, 2013-2021

Paul Hellyer

Self - Canadian Minister of National Defence 1963 - 1967 / ... 8 episodes, 2015-2019

Jeremy Kenyon Lockyer Corbell

Self - Filmmaker, Bob Lazar: Area 51 & Flying Saucers 6 episodes, 2019-2021

George Knapp

Self - Chief Investigative Reporter, KLAS / ... 6 episodes, 2019-2021

Mitch Horowitz

Self - Author, Occult America / ... 6 episodes, 2019-2021

Stephen Bassett

Self - Executive Director, Paradigm Research Group 6 episodes, 2018-2021

Jim Marrs

Self - Author, Alien Agenda / ... 6 episodes, 2010-2014

Jeff Williams

Self - Geologist 5 episodes, 2017-2021

Praveen Mohan

Self - Founder, Phenomenalplace / ... 5 episodes, 2016-2021

Ken Storch

Self - Paranormal Investigator 5 episodes, 2012-2013

Amir Hussain

Self - Prof. Theological Studies, Loyola Marymount University 5 episodes, 2019-2021

Sean David Morton

Radio Host: Strange Universe / ... 5 episodes, 2012

Tim R. Swartz

Self - Editor, Conspiracy Journal / ... 5 episodes, 2013-2014

Nancy Red Star

Self - Author, Star Ancestors 5 episodes, 2010-2012

Thomas Bullard

Self - Folklorist 5 episodes, 2010-2014

Scott Creighton

Self - Author, The Great Pyramid Hoax 5 episodes, 2017-2021

John DeSalvo

Self - Director, Great Pyramid of Giza Research Association / ... 5 episodes, 2012-2013

Doc Barham

Self - Advisor, The Monroe Institute 5 episodes, 2011-2013

Christopher Chacon

Self / ... 5 episodes, 2015-2017

David Jacobs

Self - Author, Walking Among Us / ... 4 episodes, 2010-2018

Lionel Fanthorpe

Self - Author, Mysteries of the Bible 4 episodes, 2015-2020

John Van Auken

Lecturer / ... 4 episodes, 2010-2014

David Cheetham

Self - Archaeologist, Arizona State University 4 episodes, 2011-2016

Marty Lagina

Self - Oak Island Treasure Hunter 4 episodes, 2017-2020

Franklin Ruehl

Self - Cryptozoologist / ... 4 episodes, 2011-2014

M.J. Evans

Self - Landscape Geographer / ... 4 episodes, 2013-2014

Jon C. Lohse

Self - Dir., Center for Archaeological Studies, Texas State University / ... 4 episodes, 2011-2021

James Penniston

Self - USAF (Ret.) 4 episodes, 2010-2021

Linda Eneix

Self - Founder, Mediterranian Institute for Ancient Civilizations / ... 4 episodes, 2011-2021

John Podesta

Self - White House Chief of Staff 1998 - 2001 4 episodes, 2018-2020

Thomas Valone

Self - President, Integrity Research Institute / ... 4 episodes, 2010-2020

Patrick Cooke

Self - Founder, The Bible UFO Connection 4 episodes, 2013

Robert M. Wood

Self - Retired Aerospace Manager / ... 4 episodes, 2017-2021

Todd Disotell

Self - Anthropologist, New York Univ. / ... 4 episodes, 2009-2021

Adrian Gilbert

Self - Author, Magi: The Quest for a Secret Tradition / ... 4 episodes, 2011-2013

Patrick Flanagan

Self - Author, Pyramid Power 4 episodes, 2011-2013

Christopher Busby

Self - European Committee on Radiation Risk / ... 4 episodes, 2011-2013

Michael J. Crowe

Self - Cavanaugh Prof. Emeritus, Univ. of Notre Dame 4 episodes, 2010-2011

Ronald Mallett

Self - Physicist, Univ. of Connecticut 3 episodes, 2012-2015

Uwe Apel

Self - Aerospace Engineer 3 episodes, 2010-2021

Stephan Vander Hart

Self - Co-Owner, Stone Valley Materials 3 episodes, 2011-2017

Algund Eenboom

Self - Co-Author, Aircraft of the Pharaohs 3 episodes, 2010-2021

Semir Sam Osmanagich

Self - Prof. of Anthropology, American University, Bosnia 3 episodes, 2012-2015

Gray Scott

Self - Futurist / ... 3 episodes, 2016-2019

William Leonard

Self - Chair of Dept. of Anthropology, Northwestern University 3 episodes, 2015-2016

Alan Butler

Self - Author, How to Read Prehistoric Monuments / ... 3 episodes, 2013-2016

Gregory Beirich

Self - Lecturer of History, Cal State Long Beach / ... 3 episodes, 2014-2019

Loren Coleman

Self - Director, International Cryptozoology Museum / ... 3 episodes, 2011-2019

John Cadman

Self - Engineer and Inventor / ... 3 episodes, 2013-2018

Whitley Strieber

Self - Author, Communion 3 episodes, 2016-2019

Andrew Jenks

Self - Professor of History, CSU Long Beach / ... 3 episodes, 2016-2018

Paul Hynek

Self - Son of J. Allen Hynek / ... 3 episodes, 2020-2021

Roger Hopkins

Self - Stone Sculptor 3 episodes, 2010-2020

David Morrison

Self - Dir. Carl Sagan Center SETI / ... 3 episodes, 2012

Betty Ann Brown

Self - Art Historian, CSU Northridge / ... 3 episodes, 2010-2012

Jared Collins

Self - Art Collector 3 episodes, 2017-2021

Mark Carlotto

Self - Author, Before Atlantis / ... 3 episodes, 2019-2021

Paul Francis

Model Maker, Lucas Francis Studio / ... 3 episodes, 2012-2021

Derrel W. Sims

Self - Private Investigator / ... 3 episodes, 2015-2017

Ana Gruia

Self - Curator, National Museum of Transylvanian History 3 episodes, 2017-2021

Grant Cameron

Self - Author, Presidents and UFOs / ... 3 episodes, 2018-2021

Brett Peterson

Self - President, Coastland University 3 episodes, 2011-2014

Tudor Parfitt

Self - Prof. of Jewish Studies, Univ. of London 3 episodes, 2010-2014

Aidan Dodson

Self - Egyptologist, University of Bristol 3 episodes, 2011

Bret Oldham

Self - Author, Children of the Greys 3 episodes, 2014-2018

Laura Magdelene Eisenhower

Self - Great Granddaughter of President Dwight D. Eisenhower 3 episodes, 2016-2020

John F. Burroughs

Self - USAF (Ret.) 3 episodes, 2010-2021

David Icke

Self - Author, Lifting the Veil / ... 3 episodes, 2012-2014

Richard Leviton

Self - Author, Encyclopedia of Earth Myths / ... 3 episodes, 2013

L.A. Marzulli

Self - Author, The Alien Interviews / ... 3 episodes, 2010

Michael Coogan

Self - Lecturer, Harvard Divinity School 3 episodes, 2011-2014

Andrew Wyatt

Self - Archaeologist, University of Illinois, Chicago / ... 3 episodes, 2011-2014

Robert Salas

Self - Ret. Missile Launch Officer, U.S. Air Force 5 episodes, 2015-2021

Hanan Charaf

Self - Archaeologist 3 episodes, 2011-2021

Jim Green

Self - Chief Scientist, NASA / ... 3 episodes, 2018-2021

Jon Lomberg

Self - Design Director, Voyager Record 3 episodes, 2018

Standing Elk

Self - Chief of Yankton Dakota Tribe / ... 3 episodes, 2011-2014

Travis Walton

Self - Author, Fire in the Sky: The Walton Experience 2 episodes, 2013-2020

Karen Meech

Self - Astronomer, University of Hawaii 2 episodes, 2018-2020

Rick Ross

Self - Exec. Director, Ross Institute for Cult Studies 2 episodes, 2011

John Rhodes

Self - Founder, Reptoid Research Center 2 episodes, 2014-2019

Mark Van Stone

Self - Author, 2012: Science and Prophecy of the Ancient Maya 2 episodes, 2012

Tucker Carlson

Self - Host, Tucker Carlson Tonight 2 episodes, 2019-2020

Simon Sanderson

Self - Aerodynamics Expert 3 episodes, 2010-2021

David Southwell

Self - Author, Secrets and Lies 2 episodes, 2011

Mark A. Wilson

Self - Prof. Of Natural Science, College of Wooster / ... 2 episodes, 2012

Martin K.A. Morgan

Historian / ... 2 episodes, 2019-2020

Stephen Petranek

Self - Author, How We\'ll Live on Mars 2 episodes, 2016-2019

Dan DiDio

Self - Co-Publisher, DC Comics 2 episodes, 2011-2014

Kathleen Marden

Self - MUFON Director of Experiencer Research 2 episodes, 2018-2021

Nova Spivack

Self - Chairman, Arch Mission Foundation 2 episodes, 2020-2021

William Shatner

Filmmaker / ... 2 episodes, 2019-2021

Thomas Kasulis

Self - Author, Shinto: The Way Home 2 episodes, 2017-2021

Payson Sheets

Self - Archaeologist, Univ. of Colorado, Boulder / ... 2 episodes, 2011-2012

Derrick Pitts

Self - Chief Astronomer, The Franklin Institute 2 episodes, 2011

Ronald Hutton

Self - Author, Shamans / ... 2 episodes, 2013-2014

Renato Longato

Self - Author, E.T. Presence 2 episodes, 2017-2018

Jennifer Heldmann

Self - Planetary Scientist, NASA Ames Research Center 2 episodes, 2010

Craig Stanford

Self - Prof. of Anthropology and Biological Sciences, USC 2 episodes, 2011

Rick Lagina

Self - Oak Island Treasure Hunter 2 episodes, 2017-2019

John Hogue

Self - Nostradamus: A Life and Myth 2 episodes, 2017-2019

Julye Bidmead

Self - Associate Professor, Chapman University 2 episodes, 2020

Luis Chiappe

Self - Dir., Dinosaur Institute, Los Angeles Natural History Museum / ... 2 episodes, 2012-2014

Timothy Alberino

Self - Author, Alien Armageddon / ... 2 episodes, 2018-2020

Taylor Wang

Self - Professor / ... 2 episodes, 2010-2014

Willie E. Dye

Self - Biblical Archaeologist 2 episodes, 2010-2012

Gerardo Aldana

Self - Professor of Maya History, Univ. of California, Santa Barbara 2 episodes, 2012

Duncan Roads

Self - Editor, Nexus Magazine 2 episodes, 2016

Bruce Gernon

Self - Pilot / ... 2 episodes, 2010-2018

Gian Quasar

Self - Author, They Flew Into Oblivion 2 episodes, 2010

Thomas Brophy

Self - Astrophysicist, Co-Author, Black Genesis / ... 2 episodes, 2012-2013

Tori Randall

Self - Curator of Physical Anthropology, San Diego Museum of Man 2 episodes, 2013-2014

Mark Dice

Self - Author, Big Brother: The Orwellian Nightmare Come True 2 episodes, 2014-2015

Julie Lee

Self - Vice President of Collections, Bowers Museum 2 episodes, 2015-2021

Kimokeo Kapahulehua

Self - Hawaiian Cultural Advisor 2 episodes, 2019-2020

Godfrey Harris

Self - Author, The Legacy of Leonardo Da Vinci / ... 2 episodes, 2012-2018

Gene Kritsky

Self - Co-Author, Insect Mythology / ... 2 episodes, 2014

Kevin Warwick

Self - Emeritus Professor, Reading and Coventry Universities / ... 2 episodes, 2016-2018

Will Hart

Self - Author, The Genesis Race 2 episodes, 2016-2017

Athan J. Shaka

Self - Prof. Chemistry, Univ. of California, Irvine / ... 2 episodes, 2011

Marc Seifer

Self - Author, Wizard: The Life and Times of Nikola Tesla 2 episodes, 2014-2017

Jan Harzan

Self - Executive Director, MUFON 2 episodes, 2017-2020

Henry Stevens

Self - Author, Hitler\'s Flying Saucers / ... 2 episodes, 2010-2012

Sue Ann Pien

Self - Candidate, Mars One / ... 2 episodes, 2016-2019

John Martineau

Self - Editor, Megalith: Studies in Stone 2 episodes, 2019-2021

Milton Wainwright

Self - Microbiologist / ... 2 episodes, 2011-2018

John Whalen

Self - Author, Big Book of the Weird Wild West 2 episodes, 2011-2014

Joe Montaldo

Self - Director, International Community for Alien Research 2 episodes, 2016-2018

Gary Heseltine

Self - Founder and Editor, UFO Truth Magazine 2 episodes, 2017-2021

T.D. Barnes

Self - Former Area 51 Electrical Engineer / ... 3 episodes, 2018-2019

Jonathan Dover

Self - Navajo Nation Ranger 1980 - 2011 / ... 2 episodes, 2020

Arlan Andrews

Self - Mechanical Engineer 2 episodes, 2011-2020

Marie D. Jones

Self - Author, 2013: End of Days or a New Beginning / ... 2 episodes, 2013

David Sereda

Self - Light Stream Technologies / ... 2 episodes, 2010

Igor Witkowski

Self - Author, The Truth About the Wunderwaffe 2 episodes, 2010-2014

Michael Dunn

Self - Mining Engineer 2 episodes, 2010-2014

Bob Curran

Self - Researcher, Folklore Expert 2 episodes, 2011-2014

Robert Powell

Self - Author, History of the Zodiac / ... 2 episodes, 2013-2017

C. Scott Littleton

Self - Prof. Emeritus of Anthropology, Occidental College / ... 2 episodes, 2010

Brad Olsen

Self - Author, Modern Esoteric: Beyond Our Senses / ... 2 episodes, 2013

Rob Simone

Self - Author, The Epic of Gilgamesh 2 episodes, 2014-2015

Charles I. Halt

Self - USAF (Ret.) 3 episodes, 2017-2021

Dario Nardi

Self - Neuroscience Researcher / ... 2 episodes, 2017-2018

Peter Diamandis

Self - Chairman and CEO, X Prize Foundation / ... 2 episodes, 2018-2019

David J. Skal

Self - Author, V is for Vampire 2 episodes, 2011-2014

Ed Pawlowski

Self - Owner, WestCoast Wingsuits / ... 2 episodes, 2011-2014

Alexander Bay

Self - Assoc. Prof. of Japanese History, Chapman University 2 episodes, 2013

Ian Recchio

Self - Curator of Invertebrates and Reptiles, Los Angeles Zoo 2 episodes, 2014

Brian Burkhart

Self - Professor of Native American Studies, California State Univ., Northridge 2 episodes, 2014

Scott Roberts

Self - Author, The Rise and Fall of the Nephilim / ... 2 episodes, 2013

Don Donderi

Self - Author, UFOs, ETs and Alien Abductions 2 episodes, 2014

Jim Vieira

Self - Co-Author, Giants on Record 2 episodes, 2019-2020

Paul Moller

Self - Aeronautical Specialist 2 episodes, 2010-2014

Nick Ciske

Binary Code Expert / ... 2 episodes, 2010-2012

Christopher Stevenson

Self - Archaeologist, Richard Bland College 2 episodes, 2011-2014

Edgar D. Mitchell

Apollo 14 / ... 6 episodes, 2012-2021

Sherry Whitfield

Crystal Skull Caretaker / ... 2 episodes, 2010-2013

Lyle Armstrong

Self - Stem Cell Researcher, Institute of Human Genetics 2 episodes, 2011

Rusty McClure

Self - Author, Coral Castle 2 episodes, 2010-2014

Charles Love

Self - Archaeologist, West Wyoming Community College 2 episodes, 2011-2014

Michael Gervers

Self - Prof. of History, Univ. of Toronto 2 episodes, 2011-2014

Klemens Hertel

Self - Prof. of Molecular Genetics U.C. Irvine / ... 2 episodes, 2013

Robert S. Dickman

Self - Exec. Dir. American Inst. of Aeronautics and Astronautics 2 episodes, 2011-2014

Lewis Dartnell

Self - Professor of Science Communication, University of Westminster 2 episodes, 2019-2021

Thomas O. Mills

Self - Former Manager, Hopi Cultural Center Second Mesa 2 episodes, 2010

Chris Corbally

Self - Vice Director, Vatican Observatory 2 episodes, 2010-2012

Luis Navia

Self - Prof. of Philosophy NY Inst. of Technology 1 episode, 2009

Gregory Deyermenjian

Self - Paititi Explorer 1 episode, 2011

Santiago Stelley

Self - Producer, Aokigahara Forest 1 episode, 2011

Ian Tattersall

Self - Curator of Anthropology, American Museum of Natural History 1 episode, 2011

Jeffrey Meldrum

Self - Prof., Anatomy and Anthropology, Idaho State University 1 episode, 2012

Timothy R. Tangherlini

Self - Professor and Chair, Scandinavian Section, UCLA 1 episode, 2013

Henry Ansgar Kelly

Self - Author, Satan, A Biography 1 episode, 2013

Neil Martin

Self - Chief of Neurosurgery, Ronald Reagan UCLA Medical Center 1 episode, 2013

Gerard Jones

Self - Author, The Comic Book Heroes 1 episode, 2014

Robert Feather

Self - Author, The Copper Scroll Decoded 1 episode, 2014

Stephanie E. Meyer

Self - Child Psychologist 1 episode, 2014

Scott Barry Kaufman

Self - Author, Ungifted: Intelligence Redefined 1 episode, 2014

Hiroshi Ishiguro

Self - Director, Hiroshi Ishiguro Laboratories, ATR 1 episode, 2015

Chris Impey

Self - Professor of Astronomy, University of Arizona 1 episode, 2015

John V. Quarstein

Self - Author, The Civil War on the Virginia Peninsula 1 episode, 2015

Kara Swisher

Code / ... 1 episode, 2016

Walter Cunningham

Self - NASA Astronaut, Apollo 17 1 episode, 2016

Courtney Dressing

Self - Astrophysicist, California Institute of Technology 1 episode, 2017

Andrew Russell

Self - Ufologist 1 episode, 2017

Robbie Graham

Self - Author, Silver Screen Saucers 1 episode, 2019

Azusa Hayano

Environmental Researcher / ... 1 episode, 2011

Jeff Danelek

Self - Author, The Great Airship of 1897 1 episode, 2011

Story Musgrave

Self - NASA Astronaut, Space Shuttle Program 2 episodes, 2012-2021

Frank Billingsley

Self - Meteorologist 1 episode, 2012

Kirsten Wolf

Self - Professor and Chair, Scandinavian Studies, University of Wisconsin-Madison 1 episode, 2013

Dan Hooper

Self - Throretical Physicist, Fermilab 1 episode, 2013

Chris Morton

Self - Author, The Mystery of the Crystal Skulls 1 episode, 2013

Samy Kamkar

Self - Computer Hacker and Security Researcher 1 episode, 2014

Horace Drew

Self - Biomolecular Chemist 1 episode, 2014

Brian Abbott

Self - Sonar Technician 1 episode, 2015

Robert Pearlman

Self - Space Historian 1 episode, 2015

Charles Mallett

Self - Crop Circle Researcher 1 episode, 2015

Daniel Kottke

Self - Apple Employee #12 1 episode, 2016

Jonathan Berman

Self - Filmmaker, Calling All Earthlings 1 episode, 2020

Arthur D. Horn

Self - Author, Humanity\'s Extraterrestrial Origins 1 episode, 2010

Fiorella Terenzi

Author / ... 1 episode, 2011

Max McCoy

Self - Prof. Journalism, Emporia State University 1 episode, 2011

Marvin Meyer

Self - Prof. of Religion, Chapman University 1 episode, 2011

Jesus Gamarra

Self - Anthropologist, Sacred Valley of Peru 1 episode, 2011

Bob Larson

Self - Exorcist 1 episode, 2013

David Weatherly

Self - Author, The Black Eyed Children 1 episode, 2014

James Hurtak

Self - Social Scientist and Colleague of Dr. Andrija Puharich 1 episode, 2016

Richard Cassaro

Self - Author, Written in Stone 1 episode, 2017

Douglas Caddy

Self - Author, Watergate Exposed 1 episode, 2017

Hartwig Hausdorf

Self - Author, The Chinese Roswell 1 episode, 2017

Tom Burnett

Self - Betz Family Friend 1 episode, 2017

Matthew Landrus

Self - Faculty of History, University of Oxford 1 episode, 2018

Russ Foxx

Self - Body Artist 1 episode, 2019

Richard Hoover

Self - Astrobiologist 4 episodes, 2011-2019

Martin Kemp

Self - Emeritus Professor, History of Art, Oxford University, UK 1 episode, 2012

Adam Blai

Self - Religious Demonologist 1 episode, 2013

Scott A. Mellor

Self - Lecturer, Scandinavian Studies, University of Wisconsin-Madison 1 episode, 2013

Brian Sowers

Self - Professor of Classics, Brooklyn College 1 episode, 2013

Ed Feinstein

Self - Valley Beth Shalom, Encino, CA 1 episode, 2013

Steve Fuller

Self - Author, Humanity 2.0: What it Means to be Human 1 episode, 2015

Ashley Cowie

Author, A Twist in Time / ... 1 episode, 2017

Andrew Newberg

Self - Neuroscientist & Author, How Enlightenment Changes Your Brain 1 episode, 2019

Jörg Schauberger

Self - Grandson of Viktor Schauberger 1 episode, 2010

Akram Elias

Self - Past Grand Master, The Grand Lodge of Washington, DC 1 episode, 2011

Adrienne Mayor

Self - Research Scholar, Stanford University 1 episode, 2011

Jeffrey Mishlove

Self - Dean, University of Philosophical Research 1 episode, 2013

Kevin Gavi Duncan

Self - Aboriginal Elder 1 episode, 2016

Del Jurney

Self - Mayor of Roswell, NM 1 episode, 2016

Deepak Chopra

Self - Author, You Are the Universe 1 episode, 2017

Ron Kivett

Self - Investigative Reporter 1 episode, 2017

Judy Ho

Self - Clinical & Forensic Psychologist 1 episode, 2018

Alexander Wendt

Self - Professor of Political Science, The Ohio State University 1 episode, 2019

Stephen Jett

Self - Author, Ancient Ocean Crossings 1 episode, 2019

Bettany Hughes

Self - Author, Venus & Aphrodite 1 episode, 2020

Paulina Zelitsky

Self - Director, Exploramar 2 episodes, 2010-2020

Rafael Kosche

Self - Asian Sword Expert 1 episode, 2011

Bethe Hagens

Self - Anthropologist, Goddard College 1 episode, 2011

Marshall Trimble

Self - Author, A Roadside History of Arizona 1 episode, 2011

Mark Mirabello

Self - Author, Handbook for Rebels and Outlaws 1 episode, 2011

Linda MacDonald Glenn

Self - Asst. Prof. of Bioethics, Albany Medical College 1 episode, 2011

Kim Carlsberg

Self - Author, The Art of Close Encounters 1 episode, 2012

Richard Boylan

Self - Author, Star Kids: The Emerging Cosmic Generation 1 episode, 2014

Maria Spiropulu

Self - Professor of Physics, California Institute of Technology 1 episode, 2014

Jesse Marcel III

Self - Grandson of Major Jesse Marcel 1 episode, 2016

Gary Simon Jagamarra

Self - Aboriginal Elder & Healer 1 episode, 2016

Rick Stroud

Self - Author, The Book of the Moon 1 episode, 2016

A.V. Srinivasan

Self - Author, How to Conduct Puja to Shiva 1 episode, 2016

Arun K. Sharma

Self - Former Superintendent, Archaeological Survey of India 1 episode, 2017

Matt McMullen

Self - CEO, Realbotix 1 episode, 2018

Peter Robbins

Self - Author, Deliberate Deception 1 episode, 2018

Michael Kwakkelstein

Self - Research Institute Director, Utrecht University 1 episode, 2018

Víctor Hidalgo

Self - Radio Host, Antes de Media Noche 1 episode, 2020

Albert A. Harrison

Self - Prof. Emeritus of Social Psychology, UC Davis 1 episode, 2010

Bradley T. Lepper

Self - Senior Curator of Archaeology, Ohio Historical Society 1 episode, 2011

Mark Koltko Rivera

Self - Author, Freemasonary: An Introduction 1 episode, 2011

William Wallace

Self - Professor of Art History, Washington University, St. Louis, MO 1 episode, 2012

Erik Poltorak

Self - Sumerian Researcher 1 episode, 2013

Karl E.H. Seigfried

Self - Norse Mythologist 1 episode, 2013

Nikki Pattillo

Self - Author, A Spiritual Evolution 1 episode, 2014

Gil Levin

Self - NASA / ... 1 episode, 2014

John Lundberg

Self - Crop Circle Enthusiast 1 episode, 2015

Yuri Karash

Self - Russian Space Policy Expert 2 episodes, 2016-2020

Marco Vigato

Author, Uncharted Ruins / ... 1 episode, 2017

Ahmed Osman

Self - Egyptologist 1 episode, 2017

Nikki Tsukamoto Kininmonth

Self - Translator 1 episode, 2017

Huw Lloyd

Self - Eyewitness, Berwyn Mountains UFO Incident 1 episode, 2017

Zack Estrin

Self - Showrunner, Lost in Space (2018) 1 episode, 2018

Noah Charney

Self - Author, The Thefts of the Mona Lisa 1 episode, 2018

Maria Paola Loi

Self - Archaeological Guide 1 episode, 2018

Thomas M. Iliffe

Self - Marine Biologist 1 episode, 2019

Jeffrey Thompson

Self - Director, Center for Neuroacoustic Research 1 episode, 2021

Ruben Uriarte

Self - Co-Author, Mexico\'s Roswell: The Chihuahua UFO Crash 1 episode, 2010

Sally Ann Glassman

Self - Voodoo Priestess 1 episode, 2011

Kenneth L. Hanson

Self -Associate Professor of Judaic Studies, University of Central Florida 1 episode, 2013

Sean Martin

Self - Author, The Knights Templar 1 episode, 2014

Robert Temple

Self - Author, The Sphinx Mystery 1 episode, 2014

Robert Ridge

Self - Owner, The Roswell Rock 1 episode, 2014

Wil Russell

Self - Crop Circle Enthusiast 1 episode, 2015

Corey Goode

Self - Government Whistleblower 1 episode, 2017

Douglas Nason

Self - Cultural Anthropologist & Author 1 episode, 2018

Barbara Lamb

Self - Regression Hypnotherapist 1 episode, 2019

John G. Kruth

Self - Parapsychologist, Rhine Research Center 1 episode, 2019

Jerry Linenger

Self - NASA Astronaut, 1992 - 1998 1 episode, 2021

Anthony Bonanno

Self - Prof. of Archaeology, University of Malta 1 episode, 2021

Brad Bebout

Self - Research Scientist, NASA Ames Research Center 1 episode, 2010

Richard Vigil

Self - Dulce, NM Resident 1 episode, 2010

Thomas Johnson

Self - Owner, House of Phacops Museum 1 episode, 2011

Jeffrey Galpin

Self - Internist, Infectious Disease Specialist 1 episode, 2011

Mikhail Gershtein

Journalist / ... 1 episode, 2011

Donald Sanders

Self - Archaeologist 1 episode, 2011

Jerry Gandolfo

Self - Voodoo Historian 1 episode, 2011

Joseph Nagy

Self - Professor of Humanities, University of California Los Angeles 1 episode, 2011

Sean Roberts

Self - Professor of Art History, USC 1 episode, 2012

Paul Goldstein

Self - Anthropologist, Univ. of California, San Diego 1 episode, 2012

George Grigonis

Self - Collections Manager, Mütter Museum 1 episode, 2013

Glen Creason

Self - Author, Los Angeles in Maps 1 episode, 2014

Ken Gerhard

Author / ... 1 episode, 2015

Christopher Coleman

Self - Author, The Paranormal Presidency of Abraham Lincoln 1 episode, 2015

David Leavitt

Self - Author, The Indian Clerk 1 episode, 2016

Ernst Muldashev

Self - Author, Where Do We Come From? 1 episode, 2016

Gary McKinnon

Self - Computer Hacker 3 episodes, 2015-2017

Freddy Silva

Self - Author, The Divine Blueprint 1 episode, 2017

Paul Devereux

Self - Author, Stone Age Soundtracks 1 episode, 2017

Zahi Hawass

Former Minister of Antiquities / ... 1 episode, 2018

Alfredo Figueroa

Self - Author, Aztlan Origin and Ethnology 1 episode, 2018

Maurizio Seracini

Self - Professor of Art Imaging, SDSU 1 episode, 2018

Rodrigo Fuenzalida

Self - Director, Sion Chile 1 episode, 2020

Leroy Chiao

Self - NASA Astronaut, 1990 - 2005 1 episode, 2021

Ilia Delio

Self - Prof. of Spirituality Studies, Washington Theological Union 1 episode, 2009

Geraldine Julian

Self - Jicarilla Apache Elder 1 episode, 2010

Ross Hamilton

Self - Author, Mystery of the Serpent Mound 1 episode, 2011

Steve Bullock

Self - Professor of American History, Worcester Polytechnic Institute 1 episode, 2011

Rachel Friday

Self - Elder, Kuku Nyungkal People 1 episode, 2011

Anthony Murphy

Self - Author, Island of the Setting Sun 1 episode, 2011

Anna Dhody

Self - Curator, Mütter Museum 1 episode, 2013

Michael Hamson

Self - Oceanic Art Historian 1 episode, 2013

James Reynolds

Self - Professor of Lifestock Medicine, Western University 1 episode, 2014

Subhash Kak

Self - Quantum Theorist and Historian of Science 1 episode, 2014

Enrico Baccarini

Self - Investigative Journalist 1 episode, 2015

Stanton Friedman

Self - Nuclear Physicist 3 episodes, 2015-2021

K. Anna I. Nekaris

Self - Professor of Anthropology 1 episode, 2016

Rex Gilroy

Self - Author, Mysterious Australia 1 episode, 2016

Michael D. Mark

Self - Neurophysiologist 1 episode, 2017

Steve Edmiston

Self - Filmmaker, The Maury Island Incident 1 episode, 2020

Frank Kimbler

Self - Geologist 1 episode, 2020

Ross Conklin

Producer / ... 1 episode, 2009

Paul Levinson

Self - Prof. of Media Studies, Fordham Univ. 1 episode, 2010

Masaaki Kimura

Self - Professor Emeritus, Ryukyus University 1 episode, 2010

Max Brooks

Self - Author, World War Z 1 episode, 2011

Ivan Mackerle

Jornalist / ... 1 episode, 2011

Giuseppe Orefici

Self - Director, Antonini Museum 1 episode, 2011

Gisela Ermel

Self - Co-Author, In the Footsteps of the Ancients 1 episode, 2011

David Smith

Self - Professor of Electrical and Computer Engineering, Duke University 1 episode, 2011

Marshall Klarfeld

Self - Author, Adam: The Missing Link 1 episode, 2012

Lucy B. Rorke-Adams

Self - Neuropathologist, The Children\'s Hospital of Philadelphia 1 episode, 2013

Oscar Miro-Quesada

Self - Shaman and Author, Lessons in Courage 1 episode, 2014

Nancy Talbott

Self - Founding Member, BLT Research Team 1 episode, 2015

Stephen O\'Shea

Self - Author, The Perfect Heresy: The Life and Death of the Cathars 1 episode, 2015

Gregory Stock

Self - Founding Director, UCLA Program on Medicine, Technology and Society 1 episode, 2016

Marc D. Rayman

Self - Engineer, NASA Jet Propulsion Laboratory 1 episode, 2017

Megan Fox

Producer / ... 1 episode, 2019

Sam Edwards

Self - Hollywood Visual Effects Supervisor 1 episode, 2019

Scott Schaefer

Self - Filmmaker, The Maury Island Incident 1 episode, 2020

Don Schmitt

Self - Author, Cover-Up at Roswell 1 episode, 2020

Donald A. Grinde Jr.

Self - Chair and Professor of American Studies, SUNY, Buffalo 1 episode, 2011

Lois H. Gresh

Self - Co-Author, The Science of Superheroes 1 episode, 2011

Terrence Masson

Self - Director of Creative Industries, Northeastern University, Boston, MA 1 episode, 2012

Noah Druckenbrod

Self - Neurobiologist, Harvard Medical School 1 episode, 2013

Tarcisius Kabutaulaka

Self - Professor of Pacific Islands Studies, University of Hawaii 1 episode, 2013

Paul Von Ward

Self - Author, We\'ve Never Been Alone 1 episode, 2013

Lloyd Pye

Self - Founder of the Starchild Project 1 episode, 2014

Paul Dillman

Self - Treasure Hunter 1 episode, 2014

Sandra Mansi

Self - Eyewitness to \'Champ\' 1 episode, 2015

Roger Moore

Self - Archaeologist, Chaco Canyon National Park 1 episode, 2015

Peter Daughtrey

Self - Author 1 episode, 2016

James Lincoln

Self - Professor of Physics, UCLA 1 episode, 2017

John Connolly

Self - Human Mars Study Lead, NASA 1 episode, 2019

Irving Finkel

Self - Curator, The British Museum 1 episode, 2020

Maximillien De Lafayette

Self - Author - UFOS and the Alien Agenda 1 episode, 2010

Albert W. Metz

Self - Witness, Battle of Los Angeles 1 episode, 2010

Abdul Nasir Mohammadi

Self - Tourist Guide 1 episode, 2011

Marilyn Wallace

Self - Elder, Kuku Nyungkal People 1 episode, 2011

Ben Firmston

Explorer / ... 1 episode, 2012

John Rodgers

Self - Curator of the Da Vinci Machines Exhibition 1 episode, 2012

Rosaly Lopes

Self - Volcanologist, NASA Jet Propulsion Laboratoray 1 episode, 2012

Sara Monoson

Self - Associate Professor of Political Science & Classics, Northwestern University 1 episode, 2013

Daniel Dillman

Self - Treasure Hunter 1 episode, 2014

Gregory L. Matloff

Self - NASA Consultant 2 episodes, 2014-2017

Tom Roach

Self - Insect Wrangler 1 episode, 2017

Christopher P. Garetano

Self - Documentarian, Montauk Chronicles 1 episode, 2018

Jack Begley

Self - Oak Island Treasure Hunter 1 episode, 2019

John B. Alexander

Self - NIDS Science Advisory Board 1995 - 2001 1 episode, 2020

Ken Boydston

Self - Multispectral Imaging System Eng. Megavision 1 episode, 2020

Jeff Wamsley

Self - Creator, The Mothman Museum 1 episode, 2020

David W. Sedat

Self - Archaeologist 1 episode, 2020

Nicolas Berasain

Self - Author, Filosofia Cosmopolitica de la Agenda Alienigena 1 episode, 2020

Arthur Demarest

Self - Archaeologist, Vanderbilt University 1 episode, 2009

Kathy Doore

Self - Author, Markawasi: Peru\'s Inexplicable Stone Forest 1 episode, 2010

Kazuo Tanaka

Self - Professor Gifu University 1 episode, 2010

Dorothy Matich

Self - Witness, Battle of Los Angeles 1 episode, 2010

Nicholas Howarth

Self - Geographer, Oxford University 1 episode, 2010

Christopher Knight

Self - Author, Before the Pyramids 1 episode, 2011

Joel Palka

Self - Anthropologist, University of Illinois at Chicago 1 episode, 2011

Arthur Goldwag

Self - Author, Cults, Conspiracies and Secret Societies 1 episode, 2011

Ratnakar Shevale

Self - Tourist Guide 1 episode, 2011

Jay Weidner

Self - Professor of Geological Sciences, Brown University 1 episode, 2013

Michael D. Bailey

Self - Author, Magic and Superstition in Europe 1 episode, 2013

Moran Cerf

Self - Assistant Professor of Neuroscience, Northwestern University 1 episode, 2014

Walter Stephens

Self - Author, Demon Lovers: Witchcraft, Sex and the Crisis of Belief 1 episode, 2014

John Lear

Self - Retired CIA Pilot 1 episode, 2016

Thom Reed

Self - Abduction Experiencer 1 episode, 2018

William Michael Roberts

Self - Italian Translator 1 episode, 2018

Chase Kloeztke

Self - Former Biomechanic Engineer, U.S. Department of Defense 1 episode, 2018

Peter Maxwell Slattery

Self - The E.T. Contact Experience 1 episode, 2019

Joerg Arnu

Self - Area 51 Researcher 1 episode, 2019

Erica Lukes

Self - Radio Host, UFO Classified 1 episode, 2020

Michael Schratt

Self - Military Aerospace Historian 1 episode, 2020

Colby Landrum

Self - Eyewitness 1 episode, 2020

Eileen Hall

Self - Daughter of Stanley Hall 1 episode, 2010

Peter Palutikof

Self - Architect 1 episode, 2010

Richard Berggreen

Self - Geologist, Geosyntec Consultants 1 episode, 2011

David Efurd

Self - Asst. Prof. of Art History, Wofford College 1 episode, 2011

Laichen Sun

Self - Assoc. Prof. History, California State University, Fullerton 1 episode, 2011

Inga Calvin

Self - Archaeologist, University of Colorado 1 episode, 2012

Jonathan Pendragon

Self - Magician 1 episode, 2013

Yi Qiao

Self - Professor of Oriental Medicine, Emperor\'s College 1 episode, 2013

Matt Schwartz

Self - Test Subject 1 episode, 2014

Rex Jung

Self - Assistant Professor of Neurosurgery, University of New Mexico 1 episode, 2014

David Cumes

Self - Author, The Spirit of Healing 1 episode, 2014

Patrick Flanagan

Self - Author, Pyramid Power 1 episode, 2015

Georgeann McGuinness

Self - Radiologist 1 episode, 2017

David Paulides

Self - Missing Persons Investigatior 1 episode, 2018

Slawomir Nasuto

Self - Professor, Biomedical Engineering, University of Reading 1 episode, 2018

Michael Shermer

Self - Editor-in-Chief, Skeptic Magazine 1 episode, 2009

Guillermo de Anda

Self - Prof. of Underwater Archaeology, University of Yucatan 1 episode, 2010

John Robert Tindall

Self - Tindall Vision Laboratories 1 episode, 2010

Cristina Sovrosa

Self - Sheepherder 1 episode, 2010

Dean Hamer

Self - Author, The God Gene 1 episode, 2011

Andrew Jackson

Self - Author, Mormonism Explained 1 episode, 2011

Michael B.A. Oldstone

Self - Author, Viruses, Plagues and History 1 episode, 2011

Harold F. Young

Self - Director, Harold F. Young Neurosurgical Center 1 episode, 2011

Charles Mosley

Author, Blood Royal / ... 1 episode, 2013

Stan Lee

Self - Spider-Man Co-Creator 1 episode, 2014

Bill Chalker

Self - Author, Hair of the Alien: DNA and Other Forensic Evidence of Alien Abductions 1 episode, 2014

Ross Heaven

Self - Author, Plant Spirit Shamanism 1 episode, 2014

Joe Cerletti

Self - Abduction Experiencer 1 episode, 2018

Dennis Hong

Self - Professor & Director Romela, UCLA 1 episode, 2018

Jim Goodall

Self - Author, Lockheed, SR-71 Blackbird 1 episode, 2019

Alejandro Rojas

Self - Editor, Open Minds 1 episode, 2020

Rodney Cluff

Self - Author, World Top Secret: Our Earth Is Hollow 1 episode, 2010

Alex Chionetti

Explorer / ... 1 episode, 2010

John M. Fritz

Self - Archaeologist, Vijayanagara Research Project 1 episode, 2011

Michael J. White

Self - Son of Dr. Robert J. White 1 episode, 2011

Josef Dobler

Self - Rennes-le-Château Historical Guide 1 episode, 2011

Lars Krutack

Self - Anthropologist 1 episode, 2011

Geoffrey Notkin

Self - Author, Meteorite Hunting: How to Find Treasure From Space 1 episode, 2013

Ray Baughman

Self - Director, NanoTech Institute, UT Dallas 1 episode, 2013

Steven Yu

GYN, UCLA Medical Center, Santa Monica / ... 1 episode, 2014

John Southon

Self - Researcher, Earth Systems Science, Univ. of California, Irvine 1 episode, 2017

David Standish

Self - Author, Hollow Earth 1 episode, 2010

Debbie Challis

Self - Historian, Petrie Museum, London 1 episode, 2010

Dan Simplico

Self - Zuni Archaelogist 1 episode, 2010

Juris Zarins

Self - Archaeologist, Missouri State University 1 episode, 2011

Ian Lipkin

Self - Dir., Ctr. for Infection and Immunity, Columbia University 1 episode, 2011

Michael Borden

Self - Vastu Design Architect 1 episode, 2011

John Ritchie

Self - Author, Rosslyn Revealed 1 episode, 2011

Thomas Vaneck

Self - Aerospace Engineer, Physical Sciences, Inc. 1 episode, 2014

Craig Campobasso

Self - Colleague of Dr. Frank Stranges 1 episode, 2016

Susan Schneider

Self - Professor, University of Connecticut 1 episode, 2018

Rodney Dale

Self - Co-Author, The Manna Machine 1 episode, 2010

Cliff Mickelson

Self - Morgellons Patient 1 episode, 2011

B. Virupakshi

Self - Local Tour Guide 1 episode, 2011

Dhyanne Swanson

Self - Abductee 1 episode, 2014

Robert Shore-Goss

Self - Adjunct Professor of Religious Studies, California State Univ., Northridge 1 episode, 2014

James Woodward

Self - Author, Making Starships and Stargates 1 episode, 2014

Adam Gazzaley

Self - Director, Neuroscience Imaging Center UCSF 1 episode, 2014

Marc Ambinder

Self - Professor, USC 1 episode, 2018

Suzanne Taylor

Self - Crop Circle Researcher 1 episode, 2010

Randy S. Wymore

Self - OSU-CHS Ctr. for the Investigation of Morgellons Disease 1 episode, 2011

Jessica Haynes

Motivational Speaker / ... 1 episode, 2011

Bill Homann

Self - Caretaker Mitchell-Hedges Crystal Skull 1 episode, 2010

Julie Shuster

Self - Executive Director International UFO Museum 1 episode, 2010

Jeff Long

Self - Near Death Experience Research Foundation 1 episode, 2011

David Sucec

Self - Co-Auther, Sacred Images 1 episode, 2011

Jamie Jones

Self - Aura Photographer 1 episode, 2013

Greg Downing

Self - Visualization Artist, xRex Studio 1 episode, 2014

Lucien Junkin

Self - Robotics Engineer, NASA 1 episode, 2019

Collin Anderson

Self - Panaca, Nevada 1 episode, 2019

Boguslaw Lipinski

Self - Biochemist 1 episode, 2011

John Hafnor

Self - Author, Strange But True, America 1 episode, 2011

Eric Hanson

Self - Visualization Artist, xRex Studio 1 episode, 2014

Vincenzo Macrino

Self - Author, Humanity: The Alien Project 1 episode, 2014

Brooks A. Agnew

Self - Author, The Ark of Millions of Years 1 episode, 2015

Nick Bostrom

Self - Director, Future of Humanity Institute 1 episode, 2018

John A. Ball

Self - Radio Astronomer, MIT Haystack Observatory 1 episode, 2010

Ted Peters

Self - Prof. of Theology, Pacific Lutheran Theological Seminary 1 episode, 2010

Matthew F. Dowd

Self - Editor, University of Notre Dame Press 1 episode, 2010

Francisco J. Ayala

Self - Prof. of Evolutionary Biology, UC Irvine 1 episode, 2010

Jeff Peckman

Self - Political Activist / ... 1 episode, 2010

Christopher Key Chapple

Self - Doshi Professor, Loyola Marymount University 1 episode, 2011

Russell Tuttle

Self - Prof. of Evolutionary Biology, Univ. of Chicago 1 episode, 2010

Daniel Coonan

Self - Eyewitness 1 episode, 2010

Allen Greenfield

Self 1 episode, 2010

Steven M. Karr

Self - Founder, UFO Experience Support Association 1 episode, 2014

Ivan Petricevic

Self 1 episode, 2015

Kevin Burns

Self - Executive Producer, Ancient Aliens 1 episode, 2019

David Garber

Rancher 1 episode, 2020

Mark Holmberg

Missing Person Re-Enactment (uncredited) 1 episode, 2015

Lizzy Ana Wakefield

Self (uncredited) 1 episode, 2018