Following the death of his father, young Danny Madigan takes comfort in watching action movies featuring the indestructible Los Angeles cop Jack Slater. After being given a magic ticket by theater manager Nick, Danny is sucked into the screen and bonds with Slater. When evil fictional villain Benedict gets his hands on the ticket and enters the real world, Danny and Jack must follow and stop him.

College student Jake Lo is pursued by smugglers, mobsters and crooked federal agents after he witnesses a murder by a Mafia kingpin.

A tough police sergeant's mother comes to visit him, and promptly starts trying to fix up his life, much to his embarrassment. For his birthday she buys him a machine gun out of the back of a van, and begins to further interfere with his job and love life, eventually helping him with a case he's on.

Joe Huff (Brian Bosworth) is a tough, loner cop with a flair for infiltrating dangerous biker gangs. The FBI blackmail Joe into an undercover operation that entails infiltrating "The Brotherhood" - a powerful Mississippi biker gang linked in the murder of government officials as well as dealing drugs with the mafia.

In the year 2024, the ozone layer is believed to have been destroyed, and it's up to MacLeod and Ramirez to set things right. Opposition comes from both the planet Ziest (MacLeod and Ramirez's homeworld) and a corporation profiting from the supposed lack of ozone. Also, flashbacks show the story behind MacLeod and Ramirez's exile from Ziest.

Young Treasury Agent Eliot Ness arrives in Chicago and is determined to take down Al Capone, but it's not going to be easy because Capone has the police in his pocket. Ness meets Jim Malone, a veteran patrolman and probably the most honorable one on the force. He asks Malone to help him get Capone, but Malone warns him that if he goes after Capone, he is going to war.

As graduation nears for the class of 1955 at Angel Beach High, the gang once again faces off against their old enemy, Porky, who wants them to throw the school's championship basketball game since he has bet on the opposing team.