• 
  Peter Finch

  Father Rank
• 
  Denholm Elliott

  Wilson
• 
  George Coulouris

  Portuguese captain
• 
  Earl Cameron

  Ali
• 
  Errol John

  African policeman
• 
  Cyril Raymond

  Carter
• 
  Elizabeth Allan

  Louise Scobie
• 
  Colin Gordon

  Secretary

• 
  Orlando Martins

  Rev. Clay
• 
  Trevor Howard

  Harry Scobie
• 
  Maria Schell

  Helen Rolt
• 
  Peter Burton

  Perrot
• 
  John Rae

  Loder
• 
  Gérard Oury

  Yusef
• 
  Michael Hordern

  Commissioner