Matthew Hall Creator Eve Myles Faith Howells Actor Hannah Daniel Cerys Jones Actor Rhian Blythe Anya Flye Actor Lacey Jones Megan Howells Actor Demi Letherby Alys Howells Actor Harry Unsworth Rhodri Howells Actor Oscar Unsworth Rhodri Howells Actor Martha Bright Angie Baldini Actor Rhian Morgan Marion Howells Actor Aimee-Ffion Edwards Madlen Vaughan Actor Rhashan Stone DI Laurence Breeze Actor Richard Lynch Hayden Swancott QC Actor Alex Harries Arthur Davies Actor Aneirin Hughes Tom Howells Actor Anastasia Hille Gael Reardon Actor Mark Lewis Jones Steve Baldini Actor Bradley Freegard Evan Howells Actor Eiry Thomas PC Susan Williams Actor Catherine Ayers Lisa Connors Actor Pip Broughton Writer, Producer Gwenllian Gravelle Producer Judith Dine Director Adrian Bate Executive Producer