Actor
| 1. | Swing (2004) as Freddy | |
| 2. | The Skulls 3 (2003) as Nathan Lloyd | |
| 3. | 101 Dalmatians II: Patch's London Adventure (2003) as Thunderbolt (voice) | |
| 4. | Spy Hard (1996) as Norman Coleman | |
| 5. | Project: Metalbeast (1994) as Miller | |
| 6. | Weekend at Bernie's II (1993) as Arthur Hummel | |
| 7. | Russian Holiday (1992) as Grant Ames | |
| 8. | Captive (1991) | |
| 9. | The Great Air Race (1990) | |
| 10. | Till We Meet Again (1989) as Terrence 'Mac' McGuire | |
| 11. | Megaforce (1982) | |
| 12. | The Quinns (1977) as Bill Quinn | |
| 13. | The Rocky Horror Picture Show (1975) | |
| 14. | The Wrong Damn Film (1975) as Alex Rounder | |
| 15. | Road Movie (1974) as Hank | |
| 16. | Fantastic Planet (1973) |
Most Popular Films with Barry Bostwick
| 1. | The Skulls 3 | 2003 |
|
| 2. | Project: Metalbeast | 1994 |
|
| 3. | Spy Hard | 1996 |
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| 4. | 101 Dalmatians II: Patch's London Adventure | 2003 |
|
| 5. | Russian Holiday | 1992 |
|
| 6. | The Rocky Horror Picture Show | 1975 |
|
| 7. | Swing | 2004 |
|
| 8. | Fantastic Planet | 1973 |
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| 9. | The Wrong Damn Film | 1975 |
|
| 10. | The Great Air Race | 1990 |
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