Christopher Plummer

Character: Freddie Chapman

Romy Schneider

Character: Helga Lindstrom (The Countess)

Trevor Howard

Character: Freddie Young (Distinguished Civilian)

Gert Fröbe

Character: Colonel Steinhager

Claudine Auger

Character: Paulette

Yul Brynner

Character: Baron von Grunen

Harry Meyen

Character: Lieutenant Keller

Georges Lycan

Character: Leo

Jess Hahn

Character: Commander Braid

John Abbey

Character: Lang

Gil Barber

Character: Bergman

Jean-Claude Bercq

Character: Major Von Leeb

Paul Bonifas

Character: Charlie

Jean-Roger Caussimon

Character: Luftwaffe General (as Jean Rene Caussimon)

Annette Claudier

Character: Prison Clerk

Jean Claudio

Character: Sergeant Thomas

Pierre Collet

Character: German Warder

Anthony Dawson

Character: Major Stillman

Georges Douking

Character: Polish Interrogator

Colin Drake

Character: English Farmer

Robert Favart

Character: General Dalrymple

Fred Fisher

Character: German Admiral

Bernard Fresson

Character: French Resistant Raymond

Gisèle Grimm

Character: Major Lawrence

Harvey Hall

Character: Detainee Center Sergeant

Clément Harari

Character: Losch

Jacques Harden

Character: Canadian Prisoner

David Hutcheson

Character: Ministry Official

Marcel Journet

Character: Marshall von Runstedt

Morteza Kazerouni

Character: Freddie, the Chauffeur

Richard Larke

Character: Jersey Prison Warder

Robert Le Béal

Character: Lieutenant Cameron

Violette Marceau

Character: Prisoner Girl

Guy Marly

Character: Luftwaffe Officer

Jacques Mayar

Character: S.S. Lieutenant

Paul Mesnier

Character: Wehrmacht General

Charles Millot

Character: 2nd Polish Interrogator

Hubert Noël

Character: Von Runstedt's Aide de Camp

Jean Ozenne

Character: Gal Von Langsdorf

Marcel Roche

Character: Jersey Prison Head Warder (as Marcel Roth)

Albert Simono

Character: B.B.C. Reporter

Anthony Stuart

Character: Wing Commander

Michel Thomass

Character: 3rd Polish Interrogator

Edward Underdown

Character: Air Marshall

François Valorbe

Character: S.S. Commandant

Van Doude

Character: Plotting Officer

Howard Vernon

Character: German Embassy Official

Francis de Wolff

Character: German Colonel General

Jean-Pierre Zola

Character: Jersey Prison Commandant

Jean-Marc Bory

Character: Resistance Leader (uncredited)

Gordon Jackson

Character: British Sergeant Questioning Chapman (uncredited)

Colin McKenzie

Character: Policeman (uncredited)

Laure Paillette

Character: Old Lady (uncredited)

Frank Phillips

Character: Radio Announcer (voice) (uncredited)

Robert Rietti

Character: B.B.C. Reporter (voice) (uncredited)

Jeff Silk

Character: Policeman (uncredited)

Sylvia Sorrente

Character: Hostess in the Club (uncredited)