Diğer Roller
| 1981 | The Adventures of Nellie Bly - Writer |
| 1978 | The Deerslayer - Teleplay |
| 1978 | Donner Pass: The Road to Survival - Writer |
| 1975 | The Deadly Volley - Producer |
| 1972 | The Hands of Cormac Joyce - Teleplay |
| 1971 | A Step Out of Line - Writer |
| 1970 | Hornets' Nest - Screenplay |
| 1970 | A Clear and Present Danger - Story |
| 1969 | Change of Habit - Screenplay |
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