The eight-part drama, filmed in Snowdonia, tells the story of detective DI Cadi John (Siân Reese-Williams) who returns to North Wales to care for her ailing father. However, when the body of a young woman is found in a local river, it becomes obvious that sinister secrets lie within the stunning North Wales scenery. Cadi's world - and the world around her - is changed forever. Other cast members include Rhodri Meilir (Byw Celwydd, Pride), Gwyneth Keyworth (Game of Thrones, Wasted, Bang) and Siôn Alun Davies (Endeavour, Y Gwyll/Hinterland). A Severn Screen production that brings together series creators Mark Andrew and Ed Talfan and director, Gareth Bryn, all of whom worked on the award-winning drama series Y Gwyll/Hinterland. The producer is Hannah Thomas. Serias writers include award-winning Welsh novelist Caryl Lewis and BAFTA Cymru-winning writer Jeff Murphy and James Rourke.
Uloge: Rhodri Meilir, Gwyneth Keyworth, Sian Reese-Williams, Sion Alun Davies, Gillian Elisa, Nia Roberts, Ian Saynor, Victoria Pugh, Lowri Izzard, Garmon Rhys, Elodie Wilton, Owen Arwyn, Lara Catrin, Sarah Tempest, Lois Meleri-Jones, Rhodri Sion, Ioan Hefin, Mali Ann Rees, Megan Llyn, Melangell Dolma, Gwion Aled Williams, Morfudd Hughes, Jess Parsons, Manon Wilkinson, Gwydion Rhys, Beth Robert, Mari Rowland Hughes, John Pierce Jones, Wyn Bowen Harries, Mark Lewis Jones, Greta James, Aaron Anthony, Ieuan Watkins, Susan O'Sullivan, Llion Williams, David Lewis, Rowan Alexandria, Betsan Haf Evans, Holly Simpson, Alun Gruffydd, Mari Roberts, Michael Fawbert, John Alan Roberts, Joshua Tomkins,
Uloge: Rhodri Meilir, Gwyneth Keyworth, Sian Reese-Williams, Sion Alun Davies, Gillian Elisa, Nia Roberts, Ian Saynor, Victoria Pugh, Lowri Izzard, Garmon Rhys, Elodie Wilton, Owen Arwyn, Lara Catrin, Sarah Tempest, Lois Meleri-Jones, Rhodri Sion, Ioan Hefin, Mali Ann Rees, Megan Llyn, Melangell Dolma, Gwion Aled Williams, Morfudd Hughes, Jess Parsons, Manon Wilkinson, Gwydion Rhys, Beth Robert, Mari Rowland Hughes, John Pierce Jones, Wyn Bowen Harries, Mark Lewis Jones, Greta James, Aaron Anthony, Ieuan Watkins, Susan O'Sullivan, Llion Williams, David Lewis, Rowan Alexandria, Betsan Haf Evans, Holly Simpson, Alun Gruffydd, Mari Roberts, Michael Fawbert, John Alan Roberts, Joshua Tomkins,
