Maniac is a 2012 psychological slasher film directed by Franck Khalfoun, written by Alexandre Aja and Grégory Levasseur, and starring Elijah Wood and Nora Arnezeder. It is a remake of the 1980 film of the same name, and follows the violent exploits of a brutal serial killer.

The film is an international co-production produced by the French film companies La Petite Reine and Studio 37. Unlike the original 1980 film, which is set in New York City, writers Aja and Levasseur chose to set the film in Los Angeles.