Company Credits
Production Companies
Distributors
- Warner Bros (1971) (USA) (theatrical)
- Columbia Broadcasting System (CBS) (1973) (USA) (TV) (original airing)
- Asociace Ceských Filmových Klubu (ACFK) (2006) (Czech Republic) (theatrical)
- Warner Bros (2004) (USA) (theatrical) (director's cut)
- Warner-Columbia Film (1971) (France) (theatrical)
- Warner Bros. Entertainment Finland Oy (2004) (Finland) (DVD)
- Warner Home Video (2004) (Germany) (DVD)
- Warner Home Video (2010) (Germany) (Blu-ray) (DVD)
- Warner Home Video (2004) (USA) (DVD) (director's cut)
- Yleisradio (YLE) (1984) (Finland) (TV)
Special Effects
- Industrial Light & Magic (ILM) (director's cut) (uncredited)
- Third Floor, The
Other Companies
- Bay Area Rapid Transit (BART) (special thanks)
- City of Oakland (special thanks)
- City of San Francisco (special thanks)
- Fibre Fab Inc. (special thanks)
- Marin County, California (special thanks)
- Synanon (special thanks)
