The police try to arrest expert hostage negotiator Danny Roman, who insists he's being framed for his partner's murder in what he believes is an elaborate conspiracy. Thinking there's evidence in the Internal Affairs offices that might clear him, he takes everyone in the office hostage and demands that another well-known negotiator be brought in to handle the situation and secretly investigate the conspiracy.

An evil scientist implants the brain of murdered high-school student Michael into a Tyrannosaurus. He escapes, wreaks vengeance on his high-school tormentors, and reunites with his sweetheart Tammy.

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

In a desperate attempt to prove his innocence, a skilled police negotiator accused of corruption and murder takes hostages in a government office to gain the time he needs to find the truth.

Upon arriving in a small town where she has inherited a rundown mansion, a famous horror hostess battles an evil uncle, and townspeople who want her burned at the stake.