Primera lección (1981): Organizaciones y empresas que participaron en la película
Empresas productoras
- Cecchi Gori Group Tiger Cinematografica
- North Carolina Film Corp.
Empresas distribuidoras
- Citadel Films
- North Carolina Film Corp.
- Argentina Video Home
- CIC Victor Video
- CIC Video Australia
- Cinema Epoch
- 20th Century Fox Home Entertainment Japan
- MCA Home Video
- Paramount Home Video
- Tokuma Japan Communications
- Umbrella Entertainment
Otras empresas
- Echo Film Services
- Glen Glenn Sound Company
- Aspreys of Bond Street, London
- Cast & Crew Production Software Ltd.
- Cinemobile System
- Albert G. Ruben and Company
- Yivo Institute for Jewish Research
- Solopan
- Phoenix Film Office
- Film Location Switzerland
