The Venture Bros. (2003–2018)

Christopher McCulloch

Dr. Venture / ... 83 episodes, 2003-2018

Doc Hammer

Billy Quizboy / ... 77 episodes, 2004-2018

Michael Sinterniklaas

Dean Venture / ... 76 episodes, 2003-2018

Patrick Warburton

Brock Samson / ... 71 episodes, 2003-2018

Steven Rattazzi

Jonas Venture Sr. / ... 25 episodes, 2004-2018

Soul-Bot

Triana Orpheus / ... 18 episodes, 2003-2010

Dana Snyder

The Alchemist / ... 18 episodes, 2006-2018

Mia Barron

Molotov Cocktease / ... 17 episodes, 2004-2015

Brendon Small

Action Johnny / ... 13 episodes, 2006-2018

Charles Parnell

Jefferson Twilight / ... 14 episodes, 2004-2018

Mark Gagliardi

Rocco / ... 11 episodes, 2016-2018

Hal Lublin

Wide Wale / ... 10 episodes, 2016-2018

Cristin Milioti

Sirena / ... 10 episodes, 2016-2018

Kate McKinnon

Nikki Fictel / ... 10 episodes, 2010-2016

Nina Hellman

Kim / ... 9 episodes, 2004-2008

James Adomian

Phineas Phage / ... 8 episodes, 2015-2018

Toby Huss

General Treister / ... 7 episodes, 2008-2018

Joanna Adler

Myra Brandish / ... 7 episodes, 2006-2013

T. Ryder Smith

Baron Ünterbheit / ... 7 episodes, 2004-2015

John Hodgman

Snoopy / ... 7 episodes, 2009-2018

Bill Hader

Professor Impossible / ... 7 episodes, 2010-2013

Larry Murphy

Fallen Archer / ... 6 episodes, 2013-2016

Clancy Brown

Red Death 4 episodes, 2016-2018

Paul F. Tompkins

Blue Morpho / ... 4 episodes, 2016-2018

Katie Flahive

Agent Kimberly McManus / ... 4 episodes, 2018

Nathan Fillion

Brown Widow 4 episodes, 2010-2018

H. Jon Benjamin

The Master 4 episodes, 2006-2012

Stephen Colbert

Professor Impossible / ... 3 episodes, 2004-2015

Richard Liebmann-Smith

Amber Gold / ... 3 episodes, 2013-2015

Terrence Fleming

Captain Sunshine 2 episodes, 2009-2013

Peter McCulloch

General Manhowers / ... 1 episode, 2003

Reggie Watts

Delivery Guy 1 episode, 2009

Rachel Feinstein

Barbara Qantas / ... 1 episode, 2009

Mark Hamill

Illuminati 1 / ... 1 episode, 2018

Steve Park

Mike Sorayama 1 episode, 2004

Tim Meadows

Wind Song 1 episode, 2013

Jeffrey Wright

Dr. Nidaba / ... 1 episode, 2016

Gary Cole

Professor Von Helping 1 episode, 2018

Rachel Simon

Martin 1 episode, 2013

Barbara Rosenblat

Battleaxe 1 episode, 2016

Rhys Darby

H.E.L.P.eR. MOD-2 1 episode, 2018

Miguel Martinez-Joffre

Mr. Blunder / ... 1 episode, 2013

Misha Collins

Maestro Wave / ... 1 episode, 2016

Tom Vollette

Dot Com / ... 1 episode, 2018

M.U.T.H.E.R.

Lance Hale / ... 1 episode, 2009

Patton Oswalt

Wonderboy 1 episode, 2009

J.K. Simmons

Ben (Old Man Potter) 1 episode, 2012

Gillian Jacobs

Marsha Backwood 1 episode, 2013

Ben Edlund

Venturestein (uncredited) 1 episode, 2006