When the nefarious Dark Helmet hatches a plan to snatch Princess Vespa and steal her planet's air, space-bum-for-hire Lone Starr and his clueless sidekick fly to the rescue. Along the way, they meet Yogurt, who puts Lone Starr wise to the power of "The Schwartz." Can he master it in time to save the day?

Officer Carey Mahoney and his cohorts have finally graduated from the Police Academy and are about to hit the streets on their first assignment. Question is, are they ready to do battle with a band of graffiti-tagging terrorists? Time will tell, but don't sell short this cheerful band of doltish boys in blue.

A new batch of recruits arrives at Police Academy, this time a group of civilian volunteers who have joined Commandant Lassard's new Citizens on Patrol program. Although the community relations project has strong governmental support, a disgusted Captain Harris is determined to see it fail.

Ricky, Walter and Edmund, 3 not very successful and chaotic Daydreamer, meet after all of them get fired from the set of the new Winnetou production. On their way to the next town they meet Rosi and all 3 of them fall immediately in love with her. After an intimate party with just the four of them Rosi finds out that she's pregnant and every one of them could be the father. Till they can be sure who the father is the three of them try to help Rosa out in any way they can and to get the necessary money for the baby, the three of them will try anything, regardless how chaotic the outcome will be.

In 2043, Frank and Xaver have only one big problem with their jobs at a patent office, their boss Dr. Kneitz who's mission it is to make their life miserable. But then an unique opportunity presents itself when an inventor shows up to patent a time machine and they come up with a plan to travel back in time to stop the conceiving of their boss. Accidently Ronny, a night watchman, happens to be in the room with them when they use the time machine and so, in part unwillingly, the 3 of them travel to the year 1988 in Gran Canaria and they only have a couple of days to stop every interaction with potential fathers for the mother to be.

The film consists of several small episodes that take place in and around Munich.

The Russians seek help in dealing with the Mafia from the veterans of the Police Academy. They head off to Moscow, in order to find evidence against Konstantin Konali, who marketed a computer game that everyone in the world is playing.

The Police Academy misfits travel to Miami Beach for Commandant Lassard to be honored with a prestigious lifetime award pending his retirement. Things take a turn when Lassard unknowingly ends up in possession of stolen diamonds from a jewel heist.

Our favourite police men are called together to deal with a gang who rob banks and jewelers. Using their various talents as well as their extraordinary luck, the crooks stand no chance against our men and women in blue.

When police funding is cut, the Governor announces he must close one of the academies. To make it fair, the two police academies must compete against each other to stay in operation. Mauser persuades two officers in Lassard's academy to better his odds, but things don't quite turn out as expected...