High school students throw a Halloween party in a mansion haunted by a young demon.

Lieutenant Frank Drebin discovers that his ex-girlfriend's new beau is involved in a plot to kidnap a scientist who advocates solar energy.

A tough sergeant and his sidekick roll into a demoralized firebase, where they attempt to rebuild morale and fortifications amid a climactic battle with the Viet Cong.

To achieve his dream of attending Harvard, a pampered teen poses as a young black man to receive a full scholarship.