• 
  Byron Haskin

  regizor

• 
  Robert Blees

  scenarist

• 
  Joseph Cotten

  Victor Barbicane
• 
  George Sanders

  Stuyvesant Nicholl
• 
  Melville Cooper

  Bancroft
• 
  Morris Ankrum

  President Ulysses S. Grant
• 
  Henry Daniell

  Morgana
• 
  Les Tremayne

  Countdown Announcer

• 
  Don Dubbins

  Ben Sharpe
• 
  Debra Paget

  Virginia Nicholl
• 
  Patric Knowles

  Josef Cartier