Barry Corvall
Brenda Ballard
Lowell Warrington
Mrs. Corvall
Karl 'Muller' Mullen
Paul Strawn (as Robert O. Davis)
Dr. Anton Rader
Dudley Garrett
Hamilton Peyton
Walter Forbes
Dr. Helm
Swiss Gendarme (uncredited)
Decker
Bruce Corvall
Secretary of State
Phineas T. O'Grady
Mrs. O'Grady
Larsch
Instructor
Geneva Restaurant Patron
Minor Role
Youth
American Tourist
