John Grissmer directs this cult slasher film starring Louise Lasser, Mark Soper and Marianne Kanter. The film follows twins Todd and Terry (Soper). When one of them commits a murder while attending a local drive-in theater, Todd is found guilty of the crime and locked up at a nearby mental asylum. Years pass until one night, while celebrating Thanksgiving with his mother (Lasser), Terry learns that Todd has escaped and may be heading home. Suddenly the bodies start piling up, but is Todd really the killer?