• 
  Michael Redgrave

  Harris
• 
  Stephen Boyd

  Philip Scott
• 
  Friedrich von Ledebur
• 
  Geoffrey Bayldon

  The Boffin
• 
  Robert Hoffmann

  Paul Spiegler
• 
  John Alderton

  George
• 
  Jane Merrow

  Martine
• 
  Camilla Sparv

  Toni Peters

• 
  Friedrich von Thun

  Rolfe
• 
  Joachim Hansen

  Heinrich Herschel
• 
  Alexander Allerson
• 
  Catherine Schell

  Maggi
• 
  Basil Dignam

  Howlett
• 
  Peter Capell

  Chalet Landlord
• 
  Dieter Geissler

  Kurt

• 
  Carl Mohner

  Inspector
• 
  Leo McKern

  Smith
• 
  Herbert Fux

  Bavarian tourist
• 
  Helmuth Schneider

  Stranger
• 
  Jeremy Kemp

  Hal
• 
  Jan Werich

  Dr. Spiegler

• 
  Ken Hodges

  imagine
• 
  Yvonne Blake

  costume
• 
  Jack Slade

  montaj
• 
  Ben Arbeid

  producător
• 
  Ken Scrivener

  sound department
• 
  Jim Shields (I)

  sound department