Hitler's Supergun (2015)
- Genre: Documentary
- Release Date: 2015-11-22
- User Rating: 5.5/10 from 2 ratings
- Runtime: 0h 53min
- Language: English
- Production Company: Windfall Films
- Director: Ian Duncan
Historians and engineers investigate how Allied forces conspired to destroy Hitler's "supergun".
Unfortunately the movie Hitler's Supergun is not yet available on HBO Max.
| Production | Catherine Watling | Producer |
| Writing | Ian Duncan | Writer |
| Directing | Ian Duncan | Director |
