Frank Drebin is persuaded out of retirement to go undercover in a state prison. There he has to find out what top terrorist, Rocco, has planned for when he escapes. Adding to his problems, Frank's wife, Jane, is desperate for a baby.

Bumbling lieutenant Frank Drebin is out to foil the big boys in the energy industry, who intend to suppress technology that will put them out of business.

When the incompetent Lieutenant Frank Drebin seeks the ruthless killer of his partner, he stumbles upon an attempt to assassinate Queen Elizabeth II.