Jim Sturgess
— James
Ray Winstone
— Frank
Lesley Manville
— Cath
Luke Evans
— JB
Jodie Whittaker
— Ruth
Alistair Petrie
— Dr. Burrows
Zoe Telford
— Sophie
Stephen Wight
— Lee
Kellie Bright
— Lisa
Ellen Thomas
— Susie
Ann Queensberry
— Martha
Bhasker Patel
— Angry Patient
Chris Coghill
— Security Guard