That Will Teach Them to Be Bad (2025)
- Genre: Documentary
- Release Date: 2025-11-01
- Runtime: 0h 46min
- Language: English
- Production Company: Severin Films
- Production Country: United States of America
- Director: Stephen Thrower
Author Stephen Thrower analyzing the themes and characters of Mario Bava's proto-slasher "A Bay of Blood".
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| Directing | Stephen Thrower | Director |
| Writing | Stephen Thrower | Writer |
| Production | Carl Daft | Executive Producer |
| Production | David Gregory | Executive Producer |
| Production | Stephen Thrower | Producer |
| Editing | Stuart Linver | Editor |
| Crew | Andrew Furtado | Post-Production Manager |
