Maniac
- annos singulos: 1980
- Patriam: United States of America
- genus: Horror
- Studio: Magnum Motion Pictures Inc., MPO Videotronics
- keyword: mannequin, sadism, shotgun, murder of prostitute, gore, grindhouse, murder, park, scalping, model, rage, killer
- Director: William Lustig
- cast: Joe Spinell, Caroline Munro, Abigail Clayton, Nelia Bacmeister, Denise Spagnuolo, Billy Spagnuolo