Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Executive producer | Superman | 1978 | |
| Producer | Superman 2 | 1980 | |
| Producer | Superman 3 | 1983 | |
| Producer | Superdívka | 1984 | |
| Producer | Superman II: The Richard Donner Cut | 2006 | |
| Producer | Santa Claus: The Movie | 1985 | |
| Actor | Supergirl: The Making of the Movie | 1984 | Himself |
| Actor | Look, Up in the Sky: The Amazing Story of Superman | 2006 | Himself |
| Producer | Čtyři mušketýři | 1974 | |
| Producer | Čtyři mušketýři | 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 | The Prince and the Pauper | 1977 | |
| Producer | Bluebeard | 1972 |