Two young, black criminals break into the house of a middle class family. They threaten to kill the son, Kenny, who they say owes them 6.000 dollars. They steal the Jaguar outside and go away. When the police arrive, Kenny refuses to give any information about the intruders. One of the policemen is 21 year old Tom Hanson, who has just graduated from the Police Academy as the top of his class. His first days at work aren't successful. Tom looks too juvenile to bring about respect, and his impulsivity causes trouble for his colleagues. He is relocated to a special unit called Jump Street Chapel. This is an undercover unit, focused on serious crimes among teenagers. The looks of his new colleagues shock him. The police officers Doug Penhall, Harry Truman Ioki and Judy Hoffs look, behave and talk like teenagers, and their chief, Captain Richard Jenko, looks like an old hippie. Tom has to undergo the same transformation. He is given the false identity of Tom Bauer, and sent to Amherst High... Written by Maths Jesperson {[email protected]}

The teenagers Stevie Delano and Mark Dorian are studying to become car mechanics. They dream of an auto shop of their own. There is one for sale, but it costs a lot of money. To finance it they participate in criminal activities led by Mario Delano, a relative to Stevie. They steal cars, bring them by night to their school's auto shop, where they dismantle the cars and take away all parts of them except the coachworks, which they sell on auctions to Mario, who rebuilds the cars. At the street where one of the cars was stolen the police find a screwdriver marked NHS. This means that it belongs to the Northside High School Auto Shop. Police officer Tom Hanson is commissioned to begin as a new student at the auto shop, where he starts untangling the criminal network. At the same time police officer Judy Hoffs is commissioned to shield the Polish student Nadia Massing, who is in America for some weeks on an exchange program. Free from the communist confinement she starts an excessive ... Written by Maths Jesperson {[email protected]}

Hanson investigates a series of breaking and entering incidents.

Hanson and Penhall investigate the possible rape and death of a student.

Hoffs goes undercover at an all girls' school to investigate a series of fires set by an arsonist.

After a teacher's car is pipe-bombed Hanson and Hoffs go undercover to prevent an escalation of gang violence. Once there, however, they wind up in a hostage situation initiated by a Blood leader.

Hanson and Penhall investigate the disappearance of a couple of teens who may have witnessed a robbery, while Hoffs and Ioki investigate a student who is rumored to be prostituting.

Hanson and Penhall go undercover to investigate drug dealers. Hanson is approached by a student requesting that he assassinate her father.

Hanson investigates a beating that is suspected to be the result of a loan shark operation while Penhall takes care of his neighbor's baby.

Penhall and Hoffs go undercover to protect a student that is in the federal witness protection program.

Hoffs and Ioki investigate a modeling school following allegations that it is a front for a pornography company that exploits minors.

Hanson and Penhall investigate a series of vandalizations.

21 Jump Street is the headquarters for a squad of police officers who specialize in investigations relating to young people. Each of the Jump St. personnel was selected for their ability to pass for high school or college students, allowing them to operate undercover in areas where it is difficult for regular police officers to blend in unnoticed. Written by Marg Baskin [email protected]