Guest Stars Geraint Lewis as Dr. Haydn Blake Geraint Morgan as Iwan Thomas Llyr Ifans as Gareth Thomas Sioned Dafydd as Elin Siân Reese-Williams as Manon Phylip Hughes as Eurof Daniel Gwyneth Keyworth as Beca Jones Jacob Ifan as Trystan Meilir Siôn Alun Davies as Owain Jones Morgan Hopkins as Lyn Edwards Lisa Palfrey as Sioned Jones Gwenllian Rhys as Iola Edwards Delyth Wyn as Morfydd
