Drehbuchautor bei
| 1991 | The Gambler Returns: The Luck Of The Draw | ||
| 1987 | A Hobo's Christmas | ||
| 1979 | Das schwarze Loch | ||
| 1977 | The Prince of Central Park | ||
| 1972 | Junior Bonner |
| 1991 | The Gambler Returns: The Luck Of The Draw | ||
| 1987 | A Hobo's Christmas | ||
| 1979 | Das schwarze Loch | ||
| 1977 | The Prince of Central Park | ||
| 1972 | Junior Bonner |