Credits
Cast

James Mason
Ulysses Diello

Danielle Darrieux
Condesa Anna Staviska

Michael Rennie
Colin Travers

Walter Hampden
Sir Frederic Taylor

Oskar Karlweis
L. C. Moyzisch

Herbert Berghof
Col. von Richter

John Wengraf
Count Franz Von Papen

Ben Astar
Siebert
Roger Plowden
Keith Macfadden
Diane Adrian
Singer on French Record (voice)
Patrick Whyte
Code Clerk

Hanna Axmann-Rezzori

David Bauer

Lawrence Dobkin

Martín Garralaga

Lumsden Hare

Richard Loo

Lester Matthews
Keith McConnell

Frank McLure

Charles Meakin

Alberto Morin

Nestor Paiva

Michael Pate

Konstantin Shayne

Ivan Triesault

Otto Waldis

Alfred Zeisler
Stuart Hall
British Military Attaché (uncredited)
Art
Lyle R. Wheeler
Art Direction
George W. Davis
Art Direction
Thomas Little
Set Decoration
Walter M. Scott
Set Decoration
Camera
Norbert Brodine
Director of Photography
Costume & Make-Up
Ben Nye
Makeup Artist
Charles LeMaire
Wardrobe Designer
Directing

Joseph L. Mankiewicz
Director
Editing
James B. Clark
Editor
Production
Otto Lang
Producer
Sound

Bernard Herrmann
Original Music Composer
Roger Heman Sr.
Sound
W.D. Flick
Sound
Writing
L.C. Moyzisch
Novel

Michael Wilson
Screenplay