 | Firestarter (1984) as Motel Owner |
 | Meteor (1979) as Canadian Representative |
 | Confirm or Deny (1941) as Minor Role |
 | Phantom Raiders (1940) as First Mate |
 | Hanna's War Writer |
 | Tai-Pan Screenplay |
 | Draw! Writer |
 | Conan the Destroyer Screenplay |
| | Firestarter Screenplay |
 | Eye of the Needle Screenplay |
| | Meteor Screenplay |
 | Circle of Iron Screenplay |
 | Damien - Omen II Screenplay |
 | Mad Bull Story |
 | Breaking Point Screenplay |
 | Sky Riders Screenplay |
 | Russian Roulette Screenplay |
 | Theatre of Blood Producer |
| | Theatre of Blood Idea |
 | The Ballad of Tam Lin Producer |
 | The Strange Affair Producer |
| | The Strange Affair Writer |
 | The Naked Runner Screenplay |
 | Rapture Writer |
| | Rapture Screenplay |
 | The Collector Screenplay |
 | Up from the Beach Writer |
 | A High Wind in Jamaica Screenplay |
 | Woman of Straw Screenplay |
 | The Mark Screenplay |
 | His and Hers Writer |
 | The Mouse That Roared Screenplay |
 | Another Time, Another Place Screenplay |
