Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Evolution | 2001 | |
| Writer | Arachnophobia | 1990 | |
| Producer | Arachnophobia | 1990 | |
| Writer | John Carpenters Vampire | 1998 | |
| Writer | Double Team | 1997 | |
| Producer | Double Team | 1997 | |
| Writer | Death Wish 3 - Der Rächer von New York | 1985 | |
| Writer | Lifeforce - Die tödliche Bedrohung | 1985 | |
| Writer | Das fliegende Auge | 1983 | |
| Writer | Das Philadelphia Experiment | 1984 | |
| Writer | Invasion vom Mars | 1986 | |
| Writer | Philadelphia Experiment II | 1993 |