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