• 
  William Castle

  regizor

• 
  Ray Russell

  scenarist

• 
  Tom Poston

  Prof. John Jones
• 
  Jim Backus

  Prof. Horatio Kellgore
• 
  Julia Meade

  Prof. Virginia Fenster
• 
  Fred Clark

  Gen. Bullivar
• 
  Cecil Kellaway

  Dean Joshua Updike
• 
  Zeme North

  Cynthia Jones

• 
  Margaret Dumont

  Persephone Updike
• 
  James Millhollin

  Dr. R.A. Kroner
• 
  Carl Don

  Josh Bates
• 
  Mike Mazurki

  Igor
• 
  Bess Flowers

  Invitat
• 
  Albert Glasser

  Nikita Khruschev
• 
  Fred Aldrich

  Poliţist

• 
  Walter Karig

  după un roman de