• 
  Etienne Perier

  regizor

• 
  Donald Churchill

  scenarist
• 
  Owen Crump

  scenarist
• 
  Arthur Rowe

  scenarist

• 
  Michael York

  Geoffrey von Richter-Douglas
• 
  Peter Carsten

  Maj. Tauntler
• 
  Elke Sommer

  Frau Dr. Ericka Altschul
• 
  Marius Goring

  Prof. Christian Altschul

• 
  Anton Diffring

  Col. Johann Hirsch
• 
  Andrew Keir

  Von Gorian
• 
  Rupert Davies

  Capt. Whitney
• 
  Ronald Adam

  Prime Minister
• 
  Alexandra Stewart

  Stephanie
• 
  George Mikell

  German Officer
• 
  Arnold Diamond

  Major Proudfoot