• 
  Leslie Howard

  Philip Armstrong Scott
• 
  Laurence Olivier

  Johnnie - the Trapper
• 
  Glynis Johns

  Anna
• 
  Anton Walbrook

  Peter
• 
  Finlay Currie

  The Factor
• 
  Raymond Lovell

  Lieutenant Kuhnecke
• 
  John Chandos

  Lohrmann
• 
  Eric Portman

  Lieutenant Hirth

• 
  Niall MacGinnis

  Vogel
• 
  Eric Berry

  Nazi Radio Announcer
• 
  Basil Appleby

  Jahner
• 
  Richard George

  Kommandant Bernsdorff
• 
  Ley On

  Nick - the Eskimo
• 
  Frederick Piper

  David
• 
  Charles Victor

  Andreas

• 
  Peter Moore

  Kranz