Cast 41

1. 

   James Mason

   Cmdr. Max Easton

2. 

   George Sanders

   Sir Charles Holland

3. 

   Vera Miles

   Virginia Killain

4. 

   Robert Flemyng

   Cmdr. John Larkin

5. 

   Oliver Johnston

   Minister

6. William Kendall

   Tom

7. 

   Duncan Lamont

   1st Special Branch man Gregson

8. 

   Harry Andrews

   Capt. Graham

9. 

   Peter Barkworth

   Sub Lt. Brown

10. 

    Rachel Gurney

    Clara Holland

11. 

    Martin Stephens

    John Holland

12. Waveney Lee

    Marcia Holland

13. 

    Charles Carson

    Robert Holland

14. 

    Junia Crawford

    Susan

15. Henry B. Longhurst

    Club Member (as Henry Longhurst)

16. Roger Maxwell

    Club Member

17. Gerald Case

    Club Member

18. 

    Donald Bisset

    Club Member

19. 

    Desmond Roberts

    Club Member

20. Reginald Smith

    Club Steward

21. Rosemary Dorken

    WREN Officer

22. 

    MacDonald Parke

    Jason Parrish (as Macdonald Parke)

23. 

    Mavis Villiers

    Adele Parrish

24. 

    Ernest Clark

    Cmdr. Bates

25. Alexander Archdale

    Local Doctor (uncredited)

26. 

    Basil Dignam

    Lt. Cmdr. Evans at P.R.O. (uncredited)

27. Mabel Etherington

    Nightclub Patron (uncredited)

28. 

    Gordon Harris

    2nd Special Branch Man Jones (uncredited)

29. 

    Barbara Hicks

    Miss Price (uncredited)

30. 

    John Horsley

    1st Editor (uncredited)

31. Frederick Kelsey

    Club Member (uncredited)

32. 

    John Le Mesurier

    Head of the Admiralty (uncredited)

33. 

    Ronald Leigh-Hunt

    2nd Editor (uncredited)

34. 

    Richard Marner

    Russian Officer Cornered by Max Easton (uncredited)

35. 

    William Mervyn

    Capt. Balfour (uncredited)

36. Andre Mikhelson

    2nd Russian Officer (uncredited)

37. John More

    American General at Embassy Party (uncredited)

38. Dickie Owen

    2nd Policeman (uncredited)

39. 

    Frederick Piper

    Hall Porter (uncredited)

40. Pat Ryan

    Nightclub Patron (uncredited)

41. Stanley Zevic

    1st Russian Officer (uncredited)

Crew 14