Top Billed Cast

1. 

   Joel McCrea

   Barry Corvall

2. 

   Brenda Marshall

   Brenda Ballard

3. 

   Jeffrey Lynn

   Lowell Warrington

4. 

   James Stephenson

   Dr. Anton Rader

5. 

   Howard Hickman

   Walter Forbes

6. 

   Martin Kosleck

   Karl 'Muller' Mullen

7. 

   Nana Bryant

   Mrs. Corvall

8. 

   Rudolph Anders

   Paul Strawn (as Robert O. Davis)

9. 

   Hans Heinrich von Twardowski

   Dr. Helm

10. 

    George Davis

    Swiss Gendarme (uncredited)

11. 

    George Bancroft

    Dudley Garrett

12. 

    Stanley Ridges

    Hamilton Peyton

13. 

    Lucien Prival

    Decker

14. 

    Addison Richards

    Bruce Corvall

15. 

    Edwin Stanley

    Secretary of State

16. 

    Granville Bates

    Phineas T. O'Grady

17. 

    Grace Hayle

    Mrs. O'Grady

18. 

    Egon Brecher

    Larsch

19. 

    Emmett Vogan

    Instructor

20. 

    Enrique Acosta

    Geneva Restaurant Patron

21. 

    Eddie Acuff

    Minor Role

22. 

    Louis Adlon

    Youth

23. 

    Jimmy Aye

    Geneva Restaurant Patron

24. 

    Fern Barry

    American Tourist

25. 

    Sven Hugo Borg

    Chauffeur

26. 

    Sidney Bracey

    Ship Steward

27. 

    James Carlisle

    Ball Guest

28. 

    Glen Cavender

    Man in O'Grady Crowd

29. 

    Loia Cheaney

    American Tourist

30. 

    James Conaty

    Ball Guest

31. 

    Alice Connors

    American Tourist

32. 

    Jean De Briac

    Waiter

33. 

    Sarah Edwards

    Militant American Tourist

34. 

    Christian J. Frank

    Minor Role

35. 

    Arno Frey

    Foreign Officer

36. 

    Frederick Giermann

    German Officer on Train

37. 

    Eddie Graham

    Ball Guest

38. 

    John Hamilton

    Code Room Instructor

39. 

    Winifred Harris

    Lady Ashford

40. 

    John Harron

    American Tourist

41. 

    Stuart Holmes

    American Tourist

42. 

    William Hopper

    Student

43. 

    George Irving

    State Department Official

44. 

    Selmer Jackson

    Instructor

45. 

    Willy Kaufman

    Straubel

46. 

    Glenn Langan

    Student

47. 

    Vera Lewis

    American Tourist Going to Desert

48. 

    Rolf Lindau

    Foreign Agent

49. 

    Charles Frederick Lindsley

    Announcer (voice)

50. 

    Al Lloyd

    American Tourist

51. 

    Tony Martelli

    Geneva Bartender

52. 

    Chris-Pin Martin

    Tunisian Guard

53. 

    Billy McClain

    Manservant at Ball

54. 

    Robert Middlemass

    Militant American Tourist

55. 

    Harold Miller

    Ball Guest

56. 

    Jack Mower

    Man Opening Door

57. 

    Wendell Niles

    Radio Announcer Introducing Garrett

58. 

    George Reeves

    Warrington's Secretary

59. 

    John J. Richardson

    Man in O'Grady Crowd

60. 

    Cyril Ring

    Spectator at Dart Throwing

61. 

    Lionel Royce

    Hoffmeyer

62. 

    Milton Royce

    Ball Guest

63. 

    Sally Sage

    American Tourist

64. 

    Alexander Schoenberg

    Man at Canteen

65. 

    Ferdinand Schumann-Heink

    Train Conductor

66. 

    Hans Schumm

    Foreign Official

67. 

    Lester Sharpe

    German Officer on Train

68. 

    Bert Stevens

    Student

69. 

    Don Turner

    Pilot with Map

70. 

    Dorothy Vaughan

    Stout Woman Bumped by Garrett

71. 

    Henry Victor

    Foreign Official

72. 

    Frederick Vogeding

    Friend of Müller

73. 

    Wilhelm von Brincken

    Foreign Official

74. 

    Nella Walker

    Mrs. Peyton

75. 

    Lottie Williams

    American Tourist Wanting Boat Out

76. 

    William Worthington

    Instructor in Montage

77. 

    Wolfgang Zilzer

    Heinrich

78. 

    Henry Zynda

    Guard