O Breu
- Year : 2024
- Country : Brazil
- Genre : Horror, Science Fiction, Thriller
- Studio : Academia Internacional de Cinema
- Keyword : submarine, cosmic horror, submariner, indie horror, brazilian cinema, lovecraftian, horror
- Director : Theo Gallo
- Cast : Guilherme Corrêa, Victor Blasques, Clara Castelani, Castelluni, Sofia Borghi, Gabriela Ferreira Costa