Keeping Faith (2017–2021)

Eve Myles

Faith Howells 20 episodes, 2017-2021

Bradley Freegard

Evan Howells 20 episodes, 2017-2021

Mark Lewis Jones

Steve Baldini 20 episodes, 2017-2021

Hannah Daniel

Cerys Jones 19 episodes, 2017-2021

Aneirin Hughes

DI Susan Williams / ... 19 episodes, 2017-2021

Catherine Ayers

Lisa Connors 19 episodes, 2017-2021

Suzanne Packer

Delyth Lloyd (English) / ... 19 episodes, 2017-2021

Alex Harries

Delyth Lloyd (Welsh) 13 episodes, 2017-2019

Rhashan Stone

DI Laurence Breeze 9 episodes, 2019-2021

Matthew Gravelle

Terry Price 8 episodes, 2017

Mali Harries

DCI Huw Parry 7 episodes, 2017

Matthew Aubrey

Rose Fairchild 6 episodes, 2020-2021

Aimee-Ffion Edwards

Madlen Vaughan 6 episodes, 2019

Anastasia Hille

Gael Reardon 6 episodes, 2019

Brochan Evans

Gael Reardon 6 episodes, 2017

Colin Murtagh

Gareth 5 episodes, 2020-2021

Maria Pride

Erin Glynn 5 episodes, 2017

Menna Trussler

Eira Jones 5 episodes, 2017

Mark Preston

Policeman 5 episodes, 2017

Alun ap Brinley

Prof. Rhys 4 episodes, 2020-2021

Rebecca Harries

Judge Owens 4 episodes, 2020-2021

Pinar Ögün

Dr. Meral Alpay 4 episodes, 2017

Shelley Rees

Sean Jenkins QC 2 episodes, 2020

Nia Roberts

Saran James 2 episodes, 2017

Gareth Jewell

Owens 2 episodes, 2017

Matthew Raymond

Crown Prosecutor / ... 2 episodes, 2017-2019

Elen Rhys

Sian Hughes 2 episodes, 2017

Grant Crookes

Dylan 2 episodes, 2019

Kevin McCurdy

Rev Talbot 1 episode, 2017

Helen Griffin

Maggie Talbot 1 episode, 2017

Carli De'La Hughes

Rhona 1 episode, 2017

Gilly Adams

Lord Prentice 1 episode, 2020

Rhodri Sion

Madog Jones 1 episode, 2019

Boyd Clack

Alwyn Thomas 1 episode, 2017

Boryana Manoilova

Dr. Sarah Collins 1 episode, 2019

Jâms Thomas

Magistrate 1 episode, 2019

Tyler Ford

School Boy 1 episode, 2019

Guy Normas

Head Magistrate (uncredited) 1 episode, 2017

Jessica Danielle Cara Davies

S.O.C. Officer (uncredited) 1 episode, 2019