Guest Stars Geraint Lewis as Dr. Haydn Blake Gwen Ellis as Agnes Jones Sara Lloyd-Gregory as Catrin John Phylip Hughes as Eurof Daniel Iestyn Jones as Huw Latimer Daniel Rochford as Dean Wyn Bowen Harries as Byron Rodgers Sara Lloyd as Jenny James Paul Morgans as Hywel Maybury Rhys ap Hywel as Dyfed Williams Ceri Murphy as Lee Voyle Mared Swain as Cheri Walters