Nato/a il April 11, 1944 · St. Louis, Missouri, USA
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Salvate il soldato Ryan | 1998 | |
| Writer | Apocalypse Now | 1979 | |
| Writer | Caccia a Ottobre Rosso | 1990 | |
| Director | Conan il barbaro | 1982 | |
| Writer | Conan il barbaro | 1982 | |
| Writer | Ispettore Callaghan: Il caso Scorpio è tuo | 1971 | |
| Writer | Una 44 magnum per l'ispettore Callaghan | 1973 | |
| Writer | L'eliminatore | 1996 | |
| Writer | Behind Enemy Lines - Dietro le linee nemiche | 2001 | |
| Writer | Sotto il segno del pericolo | 1994 | |
| Director | Alba rossa | 1984 | |
| Writer | Alba rossa | 1984 | |
| Writer | 1941: Allarme a Hollywood | 1979 | |
| Producer | 1941: Allarme a Hollywood | 1979 | |
| Writer | Corvo Rosso non avrai il mio scalpo | 1972 | |
| Actor | Hearts of Darkness: A Filmmaker's Apocalypse | 1991 | Himself |
| Director | Un mercoledì da leoni | 1978 | |
| Writer | Un mercoledì da leoni | 1978 | |
| Writer | Geronimo, una leggenda americana | 1993 | |
| Writer | Geronimo, una leggenda americana | 1993 | |
| Producer | Hardcore | 1979 | |
| Producer | Fratelli nella notte | 1983 | |
| Producer | La fantastica sfida | 1980 | |
| Writer | Il vento e il leone | 1975 | |
| Director | Il vento e il leone | 1975 | |
| Writer | Texas Rangers | 2001 | |
| Director | L'ultimo attacco | 1991 | |
| Writer | Ricercati: ufficialmente morti | 1987 | |
| Writer | L'uomo dai 7 capestri | 1972 | |
| Director | Dillinger | 1973 | |
| Writer | Dillinger | 1973 | |
| Actor | Easy Riders, Raging Bulls: How the Sex, Drugs and Rock 'N' Roll Generation Saved Hollywood | 2003 | Himself |
| Actor | Conan Unchained: The Making of 'Conan' | 2000 | Himself |
| Director | Addio al re | 1989 | |
| Writer | Addio al re | 1989 | |
| Actor | Dirty Harry: The Original | 2001 | John Milius |