Middle-aged newlyweds Larry & Barbara spend their honeymoon at a palatial Caribbean mansion, unaware that it is inhabited by the vengeful spirit of a notorious voodoo witch queen who was murdered a century ago. The woman's evil spirit promptly begins precipitating a variety of violent deaths in accordance with a diabolical ritual intended to bring her back to life -a process which is ultimately consummated by taking possession of Barbara's body.

A rock band called "The Clowns" comes under suspicion of murder when several prostitutes are killed by individuals made up like members of the band.

The director of a failing summer camp decides to invite campers from ten years ago for a free weekend event, hoping that he can trick them into fixing up the place and also get their families to provide them some financial support. The boys and girls return to the camp and play pranks on each other and try to score with the other campers and the staff.

Anita is the new girl at school. When Steve gets one look at the voluptuous transfer, it sets his girlfriend Donna into a tailspin and she'll stop at nothing to make sure these two never unite.

Two police detectives try to catch a serial killer who is stalking a rural California drive-in theater, randomly killing people with a sword.

Anger stemming from being abused as a child drives an alcoholic's daughter to kill as an adult.