• 
  Richard Attenborough

  Pierre Bonnet
• 
  Herbert Lom

  Dominic Danges
• 
  Eric Pohlmann

  Louis, the proprietor
• 
  Hermione Youlanda Ruby Clinton-Baddeley

  Mme. Louise Menstrier
• 
  Kathleen Byron

  Arlette de Balzamann
• 
  Ronald Adam
• 
  Olaf Pooley

  Cheri, male secretary
• 
  Mai Zetterling

  Valerie Martin

• 
  Joan Hickson

  Hortense, the housekeeper
• 
  Mara Lane

  Cafe Singer
• 
  Laurence Naismith

  Dr. Monceau
• 
  Geoffrey Toone

  Swedish Consulate Clerk
• 
  Zena Marshall

• 
  Raymond Stross

  producător
• 
  Jack Asher

  imagine

• 
  Hans May

  departament sunet