"A safecracker turns double agent during WWII."
Christopher Plummer
as Freddie Chapman
Romy Schneider
as Helga Lindstrom (The Countess)
Trevor Howard
as Freddie Young (Distinguished Civilian)
Gert Fröbe
as Colonel Steinhager
Claudine Auger
as Paulette
Yul Brynner
as Baron von Grunen
Harry Meyen
as Lieutenant Keller
Georges Lycan
as Leo
Jess Hahn
as Commander Braid
John Abbey
as Lang
Gil Barber
as Bergman
Jean-Claude Bercq
as Major Von Leeb
Paul Bonifas
as Charlie
Jean-Roger Caussimon
as Luftwaffe General (as Jean Rene Caussimon)
Annette Claudier
as Prison Clerk
Jean Claudio
as Sergeant Thomas
Pierre Collet
as German Warder
Anthony Dawson
as Major Stillman
Georges Douking
as Polish Interrogator
Colin Drake
as English Farmer
Robert Favart
as General Dalrymple
Fred Fisher
as German Admiral
Bernard Fresson
as French Resistant Raymond
Gisèle Grimm
as Major Lawrence
Harvey Hall
as Detainee Center Sergeant
Clément Harari
as Losch
Jacques Harden
as Canadian Prisoner
David Hutcheson
as Ministry Official
Marcel Journet
as Marshall von Runstedt
Morteza Kazerouni
as Freddie, the Chauffeur
Richard Larke
as Jersey Prison Warder
Robert Le Béal
as Lieutenant Cameron
Violette Marceau
as Prisoner Girl
Guy Marly
as Luftwaffe Officer
Jacques Mayar
as S.S. Lieutenant
Paul Mesnier
as Wehrmacht General
Charles Millot
as 2nd Polish Interrogator
Hubert Noël
as Von Runstedt's Aide de Camp
Jean Ozenne
as Gal Von Langsdorf
Marcel Roche
as Jersey Prison Head Warder (as Marcel Roth)
Albert Simono
as B.B.C. Reporter
Anthony Stuart
as Wing Commander
Michel Thomass
as 3rd Polish Interrogator
Edward Underdown
as Air Marshall
François Valorbe
as S.S. Commandant
Van Doude
as Plotting Officer
Howard Vernon
as German Embassy Official
Francis de Wolff
as German Colonel General
Jean-Pierre Zola
as Jersey Prison Commandant
Jean-Marc Bory
as Resistance Leader (uncredited)
Gordon Jackson
as British Sergeant Questioning Chapman (uncredited)
Colin McKenzie
as Policeman (uncredited)
Laure Paillette
as Old Lady (uncredited)
Frank Phillips
as Radio Announcer (voice) (uncredited)
Robert Rietti
as B.B.C. Reporter (voice) (uncredited)
Jeff Silk
Sylvia Sorrente
as Hostess in the Club (uncredited)
Marie-Madeleine Paris
Makeup Artist
Tony Roman
Art Direction
Frank Owen
Novel
Roger Dwyre
Editor
Georges Garvarentz
Original Music Composer
René Hardy
Screenplay
Terence Young
Director
Henri Alekan
Director of Photography
William Marchant
Dialogue
Raymond Picon Borel
Camera Technician
Fred Feldkamp
Executive Producer
Christian Raoux
Assistant Director
Georges Cheyko
Associate Producer
Jacques Lebreton
Sound Engineer
Johnny Dwyre
Sound Editor
Bernard Quatrehomme
René Renoux
Production Design
Jacques-Paul Bertrand
Producer
