Eve Myles Faith Howells Actor Harry Unsworth Rhodri Howells Actor Oscar Unsworth Rhodri Howells Actor Demi Letherby Alys Howells Actor Lacey Jones Megan Howells Actor Hannah Daniel Cerys Jones Actor Rhian Morgan Marion Howells Actor Matthew Gravelle Terry Price Actor Aneirin Hughes Tom Howells Actor Mali Harries Bethan Price Actor Mark Lewis Jones Steve Baldini Actor Eiry Thomas DI Williams Actor Richard Elfyn DCI Huw Parry Actor Kizzy Crawford PC Emma Jones Actor Pinar Ögün Dr Meral Alpay Actor Alex Harries Arthur Davies Actor Suzanne Packer Delyth Lloyd Actor Lisa Connors Catherine Ayers Actor Catherine Ayers Lisa Connors Actor Andy Newbery Director Pip Broughton Producer Nora Ostler Producer