Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Rob Roy | 1995 | |
| Writer | Avenger | 2006 | |
| Writer | Night Moves | 1975 | |
| Writer | The Osterman Weekend | 1983 | |
| Writer | Ulzana's Raid | 1972 | |
| Producer | Ulzana's Raid | 1972 | |
| Writer | Damnation Alley | 1977 | |
| Writer | Dean Spanley | 2008 |
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Rob Roy | 1995 | |
| Writer | Avenger | 2006 | |
| Writer | Night Moves | 1975 | |
| Writer | The Osterman Weekend | 1983 | |
| Writer | Ulzana's Raid | 1972 | |
| Producer | Ulzana's Raid | 1972 | |
| Writer | Damnation Alley | 1977 | |
| Writer | Dean Spanley | 2008 |