Stanley Baker

Character: Johnny Bannion

Sam Wanamaker

Character: Mike Carter

Grégoire Aslan

Character: Frank Saffron

Margit Saad

Character: Suzanne

Jill Bennett

Character: Maggie

Rupert Davies

Character: Edwards

Laurence Naismith

Character: Mr. Town

John Van Eyssen

Character: Formby

Noel Willman

Character: Prison Governor

Derek Francis

Character: Priest

Redmond Phillips

Character: Prison Doctor

Kenneth J. Warren

Character: Clobber

Patrick Magee

Character: Barrows

Robert Adams

Character: Judas

Kenneth Cope

Character: Kelly

Murray Melvin

Character: Antlers

Tom Bell

Character: Flynn

Nigel Green

Character: Ted

Neil McCarthy

Character: O'Hara

Patrick Wymark

Character: Sol

Jack Rodney

Character: Scout

Brian Phelan

Character: Pauly Larkin

John Molloy

Character: Snipe

Paul Stassino

Character: Alfredo Fanucci

Larry Taylor

Character: Charles

Edward Judd

Character: Young Warder

Tom Gerrard

Character: Quantock

Keith Smith

Character: Hanson

Charles Lamb

Character: Mr Able

Dorothy Bromiley

Character: Angela

Denis Shaw

Character: Taxi Customer at Racetrack (uncredited)