Faith Howells (20 episodes, 2017-2021)
Evan Howells (20 episodes, 2017-2021)
Steve Baldini (20 episodes, 2017-2021)
Cerys Jones (19 episodes, 2017-2021)
Tom Howells (20 episodes, 2017-2021)
Megan Howells (19 episodes, 2017-2021)
Alys Howells (19 episodes, 2017-2021)
DI Susan Williams / DS Susan Williams / PC Susan Williams (19 episodes, 2017-2021)
Lisa Connors (19 episodes, 2017-2021)
Delyth Lloyd (English) / Delyth Lloyd (19 episodes, 2017-2021)
Arthur Davies (17 episodes, 2017-2021)
Marion Howells (15 episodes, 2017-2021)
Rhodri Howells (15 episodes, 2017-2021)
Delyth Lloyd (Welsh) (13 episodes, 2017-2019)
Angie Baldini (11 episodes, 2019-2021)
DI Laurence Breeze (9 episodes, 2019-2021)
Terry Price (8 episodes, 2017)
Bethan Price (8 episodes, 2017)
Rhodri Howells (8 episodes, 2017)
DCI Huw Parry (7 episodes, 2017)
Mike Taylor (6 episodes, 2020-2021)
Rose Fairchild (6 episodes, 2020-2021)
Osian (6 episodes, 2020-2021)
Madlen Vaughan (6 episodes, 2019)
Gael Reardon (6 episodes, 2019)
Dyfan Vaughan (6 episodes, 2019)
PC Emma Jones (6 episodes, 2017)
Gael Reardon (6 episodes, 2017)
Policeman (3 episodes, 2017)
Gareth (5 episodes, 2020-2021)
Julie Penry (5 episodes, 2020-2021)
Judge Gwyn Daniels (5 episodes, 2017-2019)
Erin Glynn (5 episodes, 2017)
Eira Jones (5 episodes, 2017)
Policeman (5 episodes, 2017)
Geraint Jernigan (4 episodes, 2019)
Prof. Rhys (4 episodes, 2020-2021)
Hannah Lewis (4 episodes, 2019)
Anya Flye (4 episodes, 2019)
Judge Owens (4 episodes, 2020-2021)
Dr. Meral Alpay (4 episodes, 2017)
DS Morgan (4 episodes, 2017)
Hayden Swancott QC (3 episodes, 2019)
Shane Reardon (3 episodes, 2019)
David Tate (3 episodes, 2020-2021)
Lewis (3 episodes, 2020-2021)
Boxing Trainer (3 episodes, 2019)
Dewi Glynn (3 episodes, 2017)
Member of the public (3 episodes, 2017)
Odessa Foods Owner (2 episodes, 2019)
Gareth Taxi (2 episodes, 2017-2019)
Emrys Huws (2 episodes, 2019)
Jeweller (2 episodes, 2019)
Dr. Gwawr (2 episodes, 2020-2021)
Gym Manager (2 episodes, 2020-2021)
Sean Jenkins QC (2 episodes, 2020)
Saran James (2 episodes, 2017)
Gavin John (2 episodes, 2017)
Owens (2 episodes, 2017)
Crown Prosecutor / Prosecutor (2 episodes, 2017-2019)
Court Security / SoCo (2 episodes, 2017-2019)
Sian Hughes (2 episodes, 2017)
Forensic Officer / Police Search Team (1 episode, 2017)
Police Officer (2 episodes, 2017)
Dylan (2 episodes, 2019)
Guard (1 episode, 2019)
Joe Price (1 episode, 2021)
Rev Talbot (1 episode, 2017)
Maggie Talbot (1 episode, 2017)
Nurse (1 episode, 2019)
Rhona (1 episode, 2017)
Judge Walker (1 episode, 2017)
Boxing Trainer (1 episode, 2017)
Alun Jenkins (1 episode, 2017)
Lord Prentice (1 episode, 2020)
Madog Jones (1 episode, 2019)
Alwyn Thomas (1 episode, 2017)
Diana Stefaniuk (1 episode, 2019)
Dr. Macon (1 episode, 2020)
Dr. Samantha Beynon (1 episode, 2017)
Correspondent (1 episode, 2019)
Court Clerk (1 episode, 2017)
Dr. Sarah Collins (1 episode, 2019)
David Maitland QC (1 episode, 2019)
Prof. Wyn (1 episode, 2020)
Young Woman (1 episode, 2017)
Luca Samaras (1 episode, 2017)
Girl (1 episode, 2017)
Headmaster (1 episode, 2017)
School student (1 episode, 2017)
John Davies (1 episode, 2017)
Natalya (1 episode, 2017)
Forensic Officer (1 episode, 2017)
Bank Cashier (1 episode, 2017)
Magistrate (1 episode, 2019)
Mrs. Kriprinski (1 episode, 2019)
School Boy (1 episode, 2019)
Head Magistrate (uncredited) (1 episode, 2017)
Policeman (uncredited) (1 episode, 2017)
Trucker (uncredited) (1 episode, 2017)
Party Goer (uncredited) (1 episode, 2017)
S.O.C. Officer (uncredited) (1 episode, 2019)