Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Rambo | 2008 | |
| Writer | Rambo: First Blood | 1982 | |
| Writer | Rambo: First Blood Part II | 1985 | |
| Writer | Rambo III: First Blood Part II | 1988 |
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Rambo | 2008 | |
| Writer | Rambo: First Blood | 1982 | |
| Writer | Rambo: First Blood Part II | 1985 | |
| Writer | Rambo III: First Blood Part II | 1988 |