Edward 'Ed' Renard
Edward G. Robinson
Kurt Schneider
Francis Lederer
Werner Renz
Joe Sawyer
Krogman
Sig Ruman
Hintze
Lionel Royce
Wildebrandt
Henry Victor
Helldorf
Hans Heinrich von Twardowski
Westphal
Wolfgang Zilzer
Captain Richter
Frederick Vogeding
Greutzwald
Willy Kaufman
Captain Straubel
Rudolph Anders
Captain von Eichen
Wilhelm von Brincken
Franz Schlager
George Sanders
Klauber
George Rosener
U.S. District Court Judge
Frederick Burton
Mrs. McLaughlin
Eily Malyon
Passenger on Boat
Bodil Rosing
Narration by
John Deering
Nazi American Youth Leader (uncredited)
Louis Adlon
Nazi at Bund Meeting (uncredited)
Fred Aldrich
Newsboy at End (uncredited)
Sherwood Bailey
American Legionnaire (uncredited)
Ward Bond
Naval Officer Seeing Renard at Seaplane (uncredited)
Walter Bonn
Dr. Kassell
Paul Lukas
Fritz Muller - German Agent (uncredited)
Egon Brecher
Shoeshine Boy (uncredited)
Tommy Bupp
Man in Montage Stuffing Mailboxes (uncredited)
Glen Cavender
Radio Announcer (voice) (uncredited)
John Conte
McGregor - Scottish Postman (uncredited)
Alec Craig
Nazi Goon at Bund Meeting (uncredited)
Jimmie Dundee
(uncredited)
Jack Egger
German-American at Bund Meeting (uncredited)
Frederick Giermann
Mrs. Anna Westphal (uncredited)
Lisa Golm
Sol Gorss
Attorney Kellogg
Henry O'Neill
FBI Agent (uncredited)
William Gould
American Legionnaire at Bund Meeting (uncredited)
Fred Graham
Draftsman (uncredited)
Creighton Hale
FBI Chief (uncredited)
John Hamilton
Man in Montage with Propaganda (uncredited)
John Harron
Nazi Agent (uncredited)
Eddie Hart
Self (archive footage) (uncredited)
Adolf Hitler
Soldier at Renz's Arrest (uncredited)
Max Hoffman Jr.
Stuart Holmes
U.S. Government Agent (uncredited)
Arthur Stuart Hull
Hilda Kleinhauer
Dorothy Tree
Customs Official (uncredited)
Selmer Jackson
Edward Keane
Harrison - Passport Official (uncredited)
Robert Emmett Keane
Man Greeting Waiter Bill (archive footage) (uncredited)
Milton Kibbee
Joseph Goebbels (uncredited)
Martin Kosleck
FBI Agent Phillips (uncredited)
Frank Mayo
Lon McCallister
Bill - Coffee Shop Proprietor (uncredited)
Ray Miller
Bill - Waiter with Coffee (uncredited)
Walter Miller
FBI Agent 'Mac' MacDonald (uncredited)
Jack Mower
Erika Wolf
Lya Lys
Western Union Messenger (uncredited)
George Offerman, Jr.
Kassel's Nurse (uncredited)
Lotte Palfi Andor
Naval Courier (uncredited)
Steve Pendleton
Goebbels' Aide (uncredited)
Gil Perkins
Gottfried Simmons - Nazi Youth (uncredited)
Norman Phillips Jr.
Tempe Pigott
Kranz (uncredited)
Lucien Prival
Driver of Nazi Car That Crashed (uncredited)
Otto Reichow
Army Hospital Clerk (uncredited)
John Ridgely
Ferdinand Schumann-Heink
Mrs. Schneider
Grace Stafford
Bismarck Officer with Crew List (uncredited)
Hans Schumm
Lester Sharpe
FBI Agent Fred Young (uncredited)
Charles Sherlock
U.S. Official (uncredited)
Edwin Stanley
Rudolf Steinboeck
Fritz - von Eichen's Aide (uncredited)
Robert R. Stephenson
Tom - in Coffee Shop (uncredited)
Regis Toomey
FBI Agent Staunton (uncredited)
Frederic Tozere
Maj. Williams (uncredited)
Charles Trowbridge
Hotel Desk Clerk (uncredited)
Emmett Vogan
British Military Intelligence Agent
James Stephenson
Dave Wengren
Mrs. Kassell
Hedwiga Reicher
Executive Producer
Jack L. Warner
Director
Anatole Litvak
Original Music Composer
Max Steiner
Director of Photography
Ernest Haller
Hal B. Wallis
Makeup Artist
Robert Cowan
Sound Designer
Robert B. Lee
Joe Stinton
Writer
Leon G. Turrou
Screenplay
Milton Krims
John Wexley
Editor
Owen Marks
Sol Polito
Art Direction
Carl Jules Weyl
Costume Design
Milo Anderson