Guest Stars Sioned Dafydd as Elin Llyr Ifans as Gareth Thomas Sian Reese-Williams as Manon Richard Lynch as Supt John Powell William Thomas as Robert Owen Sharon Morgan as Eiry Ieuan Rhys as Paul James Eleri Morgan as Shelley Owen Arwyn as Llew Morris Gary Hoptrough as Liam Hughes Rhian Blythe as Bethan Morris Brochan Evans as Bryn Morris Dyfrig Evans as Dafydd Morris