Casts
Jamie Blackley
as Mark
Toby Regbo
as John
Jaime Winstone
as Rachel
Joanne Froggatt
as Detective Inspector Sarah Clayton
Liz White
as Janet
Stephanie Leonidas
as Kelly
Mark Womack
as Mark's Dad
Amy Wren
as Zoey
Jack Lowden
as Henry
Lenore Thomas
as Nurse
