Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Executive producer | Superman | 1978 | |
| Producer | Superman 2. | 1980 | |
| Producer | Superman 3. | 1983 | |
| Producer | Supergirl | 1984 | |
| Producer | Superman 2. - A Richard Donner-változat | 2006 | |
| Producer | Ki segít a Mikulásnak? | 1985 | |
| Actor | Supergirl: The Making of the Movie | 1984 | Himself |
| Actor | Nézd, fent az égen! - Superman csodálatos élete | 2006 | Himself |
| Producer | A négy testőr, avagy a Milady bosszúja | 1974 | |
| Producer | A négy testőr, avagy a Milady bosszúja | 1974 | |
| Actor | The Making of 'Superman II' | 1982 | |
| Producer | The Making of 'Superman II' | 1982 | |
| Producer | Young Alexander the Great | 2010 | |
| Producer | The Making of 'Superman III' | 1985 | |
| Producer | Koldus és királyfi | 1977 | |
| Producer | Bluebeard | 1972 |