Espionage Agent
Drama Thriller Romance
Director Lloyd Bacon
Cast
Sven Hugo Borg
Chauffeur
William Worthington
Instructor in Montage
Nana Bryant
Mrs. Corvall
George Davis
Swiss Gendarme (uncredited)
Emmett Vogan
Instructor
Frederick Vogeding
Friend of Müller
Jeffrey Lynn
Lowell Warrington
Jean De Briac
Waiter
John Hamilton
Code Room Instructor
Cyril Ring
Spectator at Dart Throwing
Wilhelm von Brincken
Foreign Official
John Harron
American Tourist
George Irving
State Department Official
Vera Lewis
American Tourist Going to Desert
Nella Walker
Mrs. Peyton
Winifred Harris
Lady Ashford
Stuart Holmes
American Tourist
Glenn Langan
Student
Lucien Prival
Decker
Enrique Acosta
Geneva Restaurant Patron
Robert Middlemass
Militant American Tourist
Joel McCrea
Barry Corvall
Martin Kosleck
Karl 'Muller' Mullen
Egon Brecher
Larsch
William Hopper
Student
Rudolph Anders
Paul Strawn (as Robert O. Davis)
John J. Richardson
Man in O'Grady Crowd
Lionel Royce
Hoffmeyer
Dorothy Vaughan
Stout Woman Bumped by Garrett
Howard Hickman
Walter Forbes
Louis Adlon
Youth
Chris-Pin Martin
Tunisian Guard
Brenda Marshall
Brenda Ballard
Edwin Stanley
Secretary of State
Sarah Edwards
Militant American Tourist
Hans Schumm
Foreign Official
Selmer Jackson
Instructor
Stanley Ridges
Hamilton Peyton
Eddie Acuff
Minor Role
Billy McClain
Manservant at Ball
Jack Mower
Man Opening Door
James Stephenson
Dr. Anton Rader
George Bancroft
Dudley Garrett
Ferdinand Schumann-Heink
Train Conductor
Henry Victor
Foreign Official
Wolfgang Zilzer
Heinrich
Granville Bates
Phineas T. O'Grady
George Reeves
Warrington's Secretary
Sidney Bracey
Ship Steward
Glen Cavender
Man in O'Grady Crowd
Wendell Niles
Radio Announcer Introducing Garrett
Lester Sharpe
German Officer on Train
Hans Heinrich von Twardowski
Dr. Helm
Addison Richards
Bruce Corvall
Grace Hayle
Mrs. O'Grady
Christian J. Frank
Minor Role
Harold Miller
Ball Guest