Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | 스피릿 | 2002 | |
| Writer | 오두막 | 2017 | |
| Writer | 하이웨이맨 | 2019 | |
| Writer | 포비든 킹덤 - 전설의 마스터를 찾아서 | 2008 | |
| Writer | 마르코 폴로: 백안 | 2015 | |
| Writer | 히달고 | 2004 | |
| Writer | 와호장룡: 운명의 검 | 2016 | |
| Writer | Young Guns | 1988 | |
| Producer | Young Guns | 1988 | |
| Writer | Young Guns II | 1990 | |
| Producer | Young Guns II | 1990 | |
| Writer | 십자로 | 1986 | |
| Writer | Thunderheart | 1992 | |
| Producer | Thunderheart | 1992 | |
| Writer | Loch Ness | 1996 | |
| Producer | 베이브 | 1992 | |
| Writer | 베이브 | 1992 | |
| Writer | Dreamkeeper | 2003 |