The Day the Earth Stood Still

An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction.

• 
  Michael Rennie

  Klaatu, alias Mr. Carpenter
• 
  Patricia Neal

  Helen Benson
• 
  Billy Gray

  Bobby Benson
• 
  Sam Jaffe

  Prof. Jacob Barnhardt
• 
  Hugh Marlowe

  Tom Stevens
• 
  Lock Martin

  Gort
• 
  Freeman Lusk

  General Cutler
• 
  Edith Evanson

  Mrs. Crockett, landlady
• 
  Frank Conroy

  Mr. Harley, Secretary to the President
• 
  Frances Bavier

  Mrs. Barley, boarder