Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Spirit: Stallion of the Cimarron | 2002 | |
| Writer | Koliba | 2017 | |
| Writer | The Highwaymen | 2019 | |
| Writer | Zabranjeno kraljevstvo | 2008 | |
| Writer | Marco Polo: One Hundred Eyes | 2015 | |
| Writer | Hidalgo | 2004 | |
| Writer | Crouching Tiger, Hidden Dragon: Sword of Destiny | 2016 | |
| Writer | Young Guns | 1988 | |
| Producer | Young Guns | 1988 | |
| Writer | Young Guns II | 1990 | |
| Producer | Young Guns II | 1990 | |
| Writer | Crossroads | 1986 | |
| Writer | Thunderheart | 1992 | |
| Producer | Thunderheart | 1992 | |
| Writer | Loch Ness | 1996 | |
| Producer | The Babe | 1992 | |
| Writer | The Babe | 1992 | |
| Writer | Dreamkeeper | 2003 |