Company Credits
Production Companies
Distributors
- Columbia Pictures (1972) (USA) (theatrical)
- Retromedia Entertainment (2001) (USA) (DVD)
- Ventura Distribution (2001) (USA) (DVD)
- CMV Laservision (2004) (Germany) (DVD)
- Image Entertainment (2004) (USA) (DVD)
- Retromedia Entertainment (2004) (USA) (DVD)
- Elite Entertainment (2005) (USA) (DVD)
- Punto Zero (2009) (Italy) (DVD) (as Enjoy Movies)
- Koch Vision (USA) (DVD)
- Unicorn Video (USA) (VHS) (as "The Chamber of Fear")
