• 
  Tobe Hooper

  regizor

• 
  William Devane

  Roy Warner/Steve Dupree
• 
  Casey Kasem

  Police Pathologist
• 
  Keenan Wynn

  Sherman 'Sherm' Moss
• 
  Vivian Blaine

  Courtney Floyd
• 
  Warren J. Kemmerling

  Police Captain Speer
• 
  Richard Jaeckel

  Det. Dave Mooney
• 
  Angelo Rossitto

  Angie

• 
  Ernest Robinson

  Poliţist
• 
  Cathy Lee Crosby

  Zoe Owens
• 
  Mel Anderson

  Policeman
• 
  John Bloom (III)

  The Dark
• 
  Bill Derringer

  Herman Burmeister (as William Derringer)
• 
  Biff Elliot

  Detective Jack Bresler
• 
  Jacquelyn Hyde

  De Renzy

• 
  Russ Marin

  Dr. Baranowski
• 
  Vernon Washington

  Henry Lydell
• 
  Jay Lawrence

  Jim Hampton

• 
  Andrew G. La Marca

  camera and electrical departme
• 
  Roger Kellaway

  departament sunet
• 
  Ve Neill

  make-up department
• 
  Derek Power

  producător
• 
  Robert Knott

  special effects
• 
  Peter Kuran

  visual effects