Syntynyt April 11, 1944 · St. Louis, Missouri, USA
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Pelastakaa sotamies Ryan | 1998 | |
| Writer | Ilmestyskirja. Nyt | 1979 | |
| Writer | Punaisen Lokakuun Metsästys | 1990 | |
| Director | Conan – barbaari | 1982 | |
| Writer | Conan – barbaari | 1982 | |
| Writer | Likainen Harry | 1971 | |
| Writer | Magnum .44 | 1973 | |
| Writer | Eraser – Suojelija | 1996 | |
| Writer | Behind Enemy Lines | 2001 | |
| Writer | Isku Kolumbiaan | 1994 | |
| Director | Red Dawn - punainen vaara | 1984 | |
| Writer | Red Dawn - punainen vaara | 1984 | |
| Writer | 1941 | 1979 | |
| Producer | 1941 | 1979 | |
| Writer | Silmä silmästä | 1972 | |
| Actor | Hearts of Darkness: A Filmmaker's Apocalypse | 1991 | Himself |
| Director | Big Wednesday | 1978 | |
| Writer | Big Wednesday | 1978 | |
| Writer | Geronimo: An American Legend | 1993 | |
| Writer | Geronimo: An American Legend | 1993 | |
| Producer | Hardcore | 1979 | |
| Producer | Uncommon Valor | 1983 | |
| Producer | Used Cars | 1980 | |
| Writer | The Wind and the Lion | 1975 | |
| Director | The Wind and the Lion | 1975 | |
| Writer | Texas Rangers | 2001 | |
| Director | Flight of the Intruder | 1991 | |
| Writer | Extreme Prejudice | 1987 | |
| Writer | The Life and Times of Judge Roy Bean | 1972 | |
| Director | Dillinger | 1973 | |
| Writer | Dillinger | 1973 | |
| Actor | Easy Riders, Raging Bulls | 2003 | Himself |
| Actor | Conan Unchained: The Making of 'Conan' | 2000 | Himself |
| Director | Farewell to the King | 1989 | |
| Writer | Farewell to the King | 1989 | |
| Actor | Dirty Harry: The Original | 2001 | John Milius |