| Don't Mess with Bill | |
| Director: | Pen Densham |
| Producer: | Pen Densham John Watson |
| Cinematography: | Robert C. New |
| Studio: | Insight Productions |
| Distributor: | Viking Films[1] |
| Runtime: | 11 minutes |
| Country: | Canada |
| Language: | English |
Don't Mess with Bill is a 1980 Canadian short documentary film about Canadian martial arts pioneer Bill Underwood, directed by Pen Densham.[2] It was nominated for an Academy Award for Best Documentary Short.[3] [4]