• 
  Gus Trikonis

  regizor

• 
  Robert Forster

  Paul Corwin/Clone
• 
  Ray Milland

  Prof. Meredith
• 
  David Sheiner

  Prof. Hillstrom
• 
  John G. Jones

  Prof. Meredith
• 
  Adrienne Barbeau

  Margaret Corwin
• 
  John Herman Shaner

  Fire Captain
• 
  Eddie Quillan

  Watchman

• 
  William Sandell

  art director
• 
  Donald M. Morgan

  imagine
• 
  Ann E. Mills

  montaj
• 
  Norman Hill

  miscellaneous crew
• 
  Al Ramrus

  producător
• 
  John Herman Shaner

  producător
• 
  Bruce Bryant

  design de producţie

• 
  Al Ramrus

  scriitor
• 
  John Herman Shaner

  scriitor