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