Company Credits
Production Companies
Distributors
- American Broadcasting Company (ABC) (1977) (USA) (TV) (original airing)
- MCA/Universal Television (1986-1995) (USA) (TV) (original syndication release)
- Universal Domestic Television (1995-2004) (USA) (TV)
- NBC Universal Television Distribution (2004-) (USA) (all media)
Other Companies
- Linda Otto Associates (casting)
- Zak & Vanguard (graphics)
- Universal Title (titles and opticals)
