Regina Moriarty Creator, Writer Joanna Scanlan Sharon Roberts Actor Oliver John Young Rhys, Llŷr Actor, Actor Sian Reese-Williams Caryl Actor Alexandra Roach Cat Donato Actor Robert Glenister Robert Actor Iwan Rheon Joe Pritchard Actor Hannah Daniel Actor Hugh Thomas Community Elder Actor Gillian Elisa Eunice Actor Annes Elwy Actor Olwen Rees Mrs. Lewis Actor Mark Lewis Jones Rhys Actor Maeve Courtier-Lilley Mabli Actor Tom Rhys Harries Hari Actor Nia Roberts Eve Actor Wyn Bowen Harries Bryn Actor Leisa Gwenllian Young Eve (photo) Actor Mali Tudno Jones Megan Actor Matthew Gravelle Gareth Actor Andy Newbery Director Chris Forster Director Anwen Huws Writer Siân Naomi Writer Rhys Carter Director Sion Ifan Director