Dr. Ian Kelson

Ralph Fiennes

Acting

Spike

Alfie Williams

Acting

Sir Lord Jimmy Crystal

Jack O'Connell

Acting

Samson

Chi Lewis-Parry

Acting

Jimmy Ink

Erin Kellyman

Acting

Jimmima

Emma Laird

Acting

Jimmy Fox

Sam Locke

Acting

Jimmy Jimmy

Robert Rhodes

Acting

Jimmy Snake

Ghazi Al Ruffai

Acting

Jimmy Jones

Maura Bird

Acting

Jimmy Shite

Connor Newall

Acting

Tom

Louis Ashbourne Serkis

Acting

Grandfather

David Sterne

Acting

Jim (uncredited)

Cillian Murphy

Acting