Diğer Roller
| 1983 | The Return of the Man from U.N.C.L.E.: The Fifteen Years Later Affair - Writer |
| 1981 | Killjoy - Executive Producer |
| 1981 | Killjoy - Writer |
| 1977 | Relentless - Writer |
| 1977 | Enigma - Producer |
| 1977 | Enigma - Writer |
| 1977 | Rosetti and Ryan: Men Who Love Women - Writer |
| 1976 | Law of the Land - Writer |
| 1975 | Matt Helm - Writer |
| 1974 | This Is the West That Was - Writer |
| 1974 | Manhunter - Writer |
| 1972 | Climb an Angry Mountain - Writer |
| 1972 | The Delphi Bureau: The Merchant of Death Assignment - Producer |
| 1972 | The Delphi Bureau: The Merchant of Death Assignment - Writer |
| 1972 | Hardcase - Writer |
| 1971 | They Call It Murder - Writer |
| 1970 | The Mask of Sheba - Producer |
| 1970 | The Mask of Sheba - Writer |
| 1967 | The Spy in the Green Hat - Characters |
| 1965 | The Spy with My Face - Producer |
| 1965 | To Trap a Spy - Writer |
| 1957 | Bombers B-52 - Story |
| 1956 | Pillars of the Sky - Screenplay |
| 1955 | Target Zero - Writer |
| 1955 | The McConnell Story - Screenplay |
| 1953 | Çıplak Mahmuz - Writer |
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