Credits
Cast

Conrad Veidt
Otto Becker / Baron Hugo von Detner

Ann Ayars
Kaaren De Relle

Frank Reicher
Fritz

Dorothy Tree
Miss Harper

Ivan F. Simpson
Professor Sterling (as Ivan Simpson)

William Tannen
Ludwig

Martin Kosleck
Kurt Richten

Marc Lawrence
Joe Aiello

Sidney Blackmer
Arnold Milbar

Moroni Olsen
Brenner

Pierre Watkin
Grover Blaine McHenry
Ernie Alexander
Sailor (uncredited)

Rudolph Anders
Cab Driver (uncredited)

Jessie Arnold
Landlady (uncredited)
Walter Bacon
Spy (uncredited)
Polly Bailey
Fat Woman (uncredited)

Roy Barcroft
Chief Petty Officer (uncredited)

Barbara Bedford
Woman (uncredited)
Arthur Belasco
Detective (uncredited)

Walter Byron
Officer (uncredited)

Baldwin Cooke
Waiter (uncredited)
Hal Cooke
Clerk (uncredited)
Clyde Courtright
Doorman (uncredited)

Stuart Crawford
Commentator (voice) (uncredited)
Jack Daley
Reporter (uncredited)

Mark Daniels
Cab Driver (uncredited)
Cliff Danielson
Youth (uncredited)
Jack Deery
Diplomat (uncredited)

Drew Demorest
Reporter (uncredited)
Harry Denny
Restaurant Patron (uncredited)
Herschel Graham
Reporter (uncredited)

Bernadene Hayes
Rosie (uncredited)

Edward Hearn
Reporter (uncredited)

Robert Homans
1st Captain (uncredited)

Carl M. Leviness
Onlooker at Departure (uncredited)

Wilbur Mack
Reporter (uncredited)

George Magrill
Thug (uncredited)

Frank Marlowe
Sailor (uncredited)

Charles Meakin
Restaurant Patron (uncredited)

James Millican
Operator (uncredited)

Roger Moore
Messenger (uncredited)
George Noisom
Bellboy (uncredited)

William Post Jr.
Harry (voice) (uncredited)
Paul Power
Restaurant Patron (uncredited)

Christian Rub
Mohr (uncredited)
Buck Russell
Restaurant Patron (uncredited)

Tim Ryan
Officer (uncredited)

Jeffrey Sayre
Restaurant Patron (uncredited)

Charles Sherlock
Detective (uncredited)

Russell Simpson
2nd Captain (uncredited)
Harry Stafford
Elderly Man (uncredited)

Hermine Sterler
Mrs. Mohr (uncredited)
Tom Stevenson
Headwaiter (uncredited)
Brick Sullivan
Radio Operator (uncredited)

Ray Teal
Officer Graves (uncredited)

Philip Van Zandt
Thug (uncredited)

Roland Varno
Bauer (uncredited)

Duke York
Sailor (uncredited)

Jeff York
Keeler (uncredited)

Joe Yule
Barney (uncredited)

William Bailey
Margaret Bert
Joe Gilbert
Submarine Radioman (uncredited)
Art

Cedric Gibbons
Art Direction
Stan Rogers
Art Direction

Edwin B. Willis
Set Decoration
Camera
Harry Stradling Sr.
Director of Photography
Costume & Make-Up
Howard Shoup
Costume Design

Sydney Guilaroff
Hairstylist
Jack Dawn
Makeup Artist
Crew

Duke York
Stunts
Directing

Jules Dassin
Director
Editing
Frank E. Hull
Editor
Production
Irving Asher
Producer
Sound
Daniele Amfitheatrof
Music

Bronislau Kaper
Music

David Snell
Music
Sol Kaplan
Music
Leonid Raab
Orchestrator
Joseph Nussbaum
Orchestrator
Wally Heglin
Orchestrator
Lennie Hayton
Original Music Composer

Douglas Shearer
Sound Director
Writing
Paul Gangelin
Screenplay
John Meehan Jr.
Screenplay

Lothar Mendes
Story