• 
  David Cronenberg

  regizor

• 
  David Cronenberg

  scenarist

• 
  Jennifer O'Neill

  Kim Obrist
• 
  Stephen Lack

  Cameron Vale
• 
  Michael Ironside

  Darryl Revok
• 
  Géza Kovács
• 
  Victor Desy

  dr. Gatineau
• 
  Robert A. Silverman

  Benjamin Pierce

• 
  Jack Messinger
• 
  Neil Affleck
• 
  Steve Michaels
• 
  Lawrence Dane

  Braedon Keller
• 
  Patrick McGoohan

  dr. Paul Ruth
• 
  Sonny Forbes
• 
  Lee Broker

  Security One (as Lee Broker)

• 
  Murray Cruchley

  Programmer 1 (as Lee Murray)
• 
  Fred Doederlein

  Dieter Tautz
• 
  Denis Lacroix

  Killer in Barn
• 
  Adam Ludwig

  Arno Crostic
• 
  Mavor Moore

  Trevellyan
• 
  Jérôme Tiberghien

  Killer in Attic (as Jerome Tiberghien)