Company Credits
Production Companies
- Romulus Films (as A Romulus Production)
- Warwick Film Productions
Distributors
- Columbia Pictures Corporation (1968) (UK) (theatrical)
- Columbia Pictures (1968) (USA) (theatrical) (presents)
- Columbia Pictures (1972) (USA) (theatrical) (re-release)
- American Broadcasting Company (ABC) (1975) (USA) (TV) (pan/scan)
- RCA/Columbia Pictures Home Video (1985) (USA) (VHS) (pan and scan)
- Columbia TriStar Home Video (1998) (USA) (VHS) (30th Anniversary)
- Sony Pictures Home Entertainment (1998) (USA) (DVD)
- Columbia TriStar Home Video (2000) (UK) (DVD)
- Sony Pictures Home Entertainment (2005) (USA) (DVD)
- Sony Pictures Home Entertainment (2005) (USA) (DVD) (DVD & CD)
- Sony Pictures Home Entertainment (2006) (USA) (DVD)
- Sony Pictures Home Entertainment (2008) (USA) (DVD)
- Pioneer Entertainment (1990) (USA) (video) (LaserDisc)
- Sony Pictures Home Entertainment (2008) (Germany) (DVD)
Other Companies
- Sunset Gower Studios (sound stages)
