Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Jurassic Park | 1993 | Gerry Harding |
| Producer | Jurassic Park | 1993 | |
| Actor | Prova a prendermi | 2002 | FBI Agent (as Gerald Molen) |
| Producer | Schindler's List | 1993 | |
| Producer | Casper | 1995 | |
| Producer | Il mondo perduto - Jurassic Park | 1997 | |
| Executive producer | Shark - Il primo squalo | 2018 | |
| Executive producer | Shark 2 - L'abisso | 2023 | |
| Producer | Hook - Capitan Uncino | 1991 | |
| Actor | Rain Man - L'uomo della pioggia | 1988 | |
| Producer | Rain Man - L'uomo della pioggia | 1988 | |
| Producer | Rain Man - L'uomo della pioggia | 1988 | |
| Producer | Minority Report | 2002 | |
| Producer | I Flintstones | 1994 | |
| Producer | Twister | 1996 | |
| Producer | Piccole canaglie | 1994 | |
| Producer | Tootsie | 1982 | |
| Producer | Miracolo sull'8ª strada | 1987 | |
| Producer | Piccoli Campioni | 1994 | |
| Producer | At the Heart of Gold: Inside the USA Gymnastics Scandal | 2019 | |
| Producer | Le mille luci di New York | 1988 | |
| Actor | Making the 'Lost World' | 1997 | Gerald R. Molen |
| Producer | Sulle orme del vento | 1993 | |
| Producer | Death of a Nation | 2018 |