• 
  Roy Boulting

  regizor

• 
  Valentine Davies

  scenarist

• 
  Jeffrey Hunter
• 
  Wendy Hiller

  Lucinda Bentley
• 
  Bernard Lee
• 
  Michael Rennie (I)
• 
  Richard Ng

  German Guard
• 
  Victor Maddern

  Signalman Willy 'Misery' Earnshaw

• 
  Martin Boddey

  German Officer
• 
  John Schlesinger

  German Guard
• 
  Robin Bailey

  Cdr. John Stafford - HMS 'Stratford'
• 
  James Copeland

  Cdr. Laughton
• 
  Peter van Eyck

  German Warship Kapitan
• 
  Joan Hickson

  manager de hotel
• 
  Lowell Gilmore

  Emissary of the King - USA version

• 
  John Horsley

  Cmdr. John Willis