Catrin Jones
— Rhiannon
Emma Stacey
— Erin
Ellen Jane-Thomas
— Mia
Bethany Williams-Potter
— Sam
Ioan Hefin
— Dr Stuart Emmanuel
Lisa Marged
— Eden Chamberlain
Kevin McCurdy
— John Herring
Aled Owen
— Oliver
Steffan Cennydd
— Steffan
Rhodri Miles
— P.C. Adams
Christine Kempell
— Sian Adams
Nathan Sussex
— Huw Reynolds
Erwan Sion
— Miller
Thom Robin
— Train Station Worker
Colin Lewis
— The Stranger (Voice)