Director Brian De Palma pits sexuality against physical violence in a roller coaster of a thriller starring Craig Wasson and Melanie Griffith. A beautiful young woman performs a seductive striptease at the window of her fabulous Hollywood home. A struggling young actor watches entranced from a house nearby drawn into her obsession. Suddenly he becomes a helpless witness to her savage murder. Compelled to track down the psychopath responsible his investigations lead him into the stark and perverted world of the body double.