Frank misses his mother, who was killed in a car accident years before. She was abusive to him, and made money selling her body, but Frank still misses her. He tries to keep her from leaving him, and reform her evil ways, by killing young women and putting their scalps on mannequins which he displays around his apartment. Photographer Anna takes a picture of him in the park, and he pursues and befriends her. Is she the one he’s been looking for or just another mommy wanna be? —IMDb
William Lustig (born February 1, 1955 in in The Bronx, New York), also known as Bill Lustig, is an American film director and producer who has worked primarily in the horror film genre.
As a film director, Lustig is best known for his films Maniac, Vigilante, Uncle Sam, and the Maniac Cop series. Lustig has also worked as an actor playing small roles in his own films as well as in films by Sam Raimi, most notably as a fake shemp in Army of Darkness and a dockworker in Darkman. As of 2009, Lustig is the CEO of Blue Underground; an entertainment company specializing in the release of obscure films and exploitation films on DVD. —wikipedia
Great idea, bad execution. Basically, the sequences with the mannequins and the ending (they are alive!) make the movie.