• 
  Andrew van den Houten

  regizor

• 
  Steve Klausner

  scenarist

• 
  Olivia Hussey

  Dr. Karen Murphy
• 
  Sean Young

  Mama
• 
  William Atherton

  Dr. Ira Gold
• 
  Mark Margolis

  Boris Pavlovsky
• 
  Larry Fessenden

  Tatal
• 
  Erick Kastel

  Harry Jellenik

• 
  Udo Kier

  Rev. Karl Hartman
• 
  Andrew van den Houten

  Charlie, Ambulance EMS
• 
  Steve Klausner

  Additional Park Background
• 
  Dee Wallace

  Dr. Denise Bell
• 
  Daniel Manche

  Young Harry
• 
  Pollyanna McIntosh

  Stacy
• 
  Teodorina Bello

  Hospital Cleaning Lady

• 
  Christopher Denham

  Alex Borden
• 
  Paul Sparks

  Jason