When Barry Corvall discovers that his new bride is a possible enemy agent, he resigns from the diplomatic service to go undercover to route out an espionage ring planning to destroy American industrial capability.
Foreign Official
Mrs. Peyton
American Tourist Wanting Boat Out
Instructor in Montage
Heinrich
Guard
Barry Corvall
Brenda Ballard
Lowell Warrington
Dr. Anton Rader
Walter Forbes
Karl 'Muller' Mullen
Mrs. Corvall
Paul Strawn (as Robert O. Davis)
Dr. Helm
Swiss Gendarme (uncredited)
Dudley Garrett
Hamilton Peyton
Decker
Bruce Corvall
Secretary of State
Phineas T. O'Grady
Mrs. O'Grady
Larsch
Instructor
Geneva Restaurant Patron
Minor Role
Youth
American Tourist
Chauffeur
Ship Steward
Ball Guest
Man in O'Grady Crowd
Waiter
Militant American Tourist
Foreign Officer
German Officer on Train
Code Room Instructor
Lady Ashford
Student
State Department Official
Straubel
American Tourist Going to Desert
Foreign Agent
Announcer (voice)
Geneva Bartender
Tunisian Guard
Manservant at Ball
Man Opening Door
Radio Announcer Introducing Garrett
Warrington's Secretary
Spectator at Dart Throwing
Hoffmeyer
Man at Canteen
Train Conductor
Pilot with Map
Stout Woman Bumped by Garrett
Friend of Müller
