21 Jump Street

Hanson gets assigned to the Jump Street unit, a special division of the police force which uses young cops to go undercover and stop juvenile crime, when his youthful appearance causes him to be underestimated while on patrol. His first case involves catching drug dealers.

Hoffs goes undercover to keep a wild Eastern Bloc exchange student out of trouble. Hanson and Penhall enroll in a shop class suspected of being a chop shop for an auto theft ring.

Hanson and Penhall infiltrate an exclusive preppie clique to investigate a prank that left a girl dead.

Jenko is killed by a drunk driver and is replaced by Captain Fuller who has his hands full dealing with a vengeful gang leader whom has taken his principal and several others hostage, including an undercover Hanson.

The daughter of a policeman who claims her father is sexually abusing her tries to hire Hanson-- undercover with Penhall as one of the drug dealing McQuaid brothers-- to kill her father.

Penhall joins the school baseball team in order to keep an eye on one of its star players, whose life has been threatened when his father agrees to testify against the mob.

Hanson goes undercover as a punk rocker in an effort to stop a feud between two rival gangs from turning into a war.

Hanson and Hoffs go undercover in order to put a crack ring out of business. Penhall, working on the same case, returns to squad car and becomes convinced that his new partner killed a drug pusher.

The Jump Street unit is investigating a counterfeit drivers license ring when Captain Fuller gets arrested for drunk driving.

A pregnant school girl fingers Ioki as the father to be.

Hanson and Penhall find the military code of honor hampering their undercover investigation of a military academy where the cadets are suspected of killing homosexuals.

Penhall gets close to a football player suspected of using steroids at a school where an olympic hopeful gymnast died after a performance due to steroid abuse. Hanson considers becoming a big brother.

Hanson contemplates leaving the force and leaves town instead of going to a refresher course at the police academy he and Penhall had been assigned to take after they went drag racing to try to catch a hit and run driver.

Past romances that didnt have happy endings are the subject of conversation at a Valentine Day Eve poker game.

Hanson blames himself for failing to prevent the shooting death of his girlfriend in a convenience store robbery and becomes obsessed with revenge.

When a small-town teacher refuses to teach the theory of evolution after his son has a near-death experience, Hanson infiltrates the school to try to discover whos behind the recent burning of the science books.

The suicide of a popular student, whom Hanson and Penhall had arrested the night before, leaves his family, fellow students and Hanson in a state of depression and forces Penhall to relive bitter childhood memories.

Hanson goes undercover to find a student who is blowing up toilets. Meanwhile, Fuller must convince the higher-ups that the Jump Street program, which is scheduled to be deactivated over the summer, should be reactivated in the fall, and Doug decides its time to grow up.

Hoffs and Ioki go undercover in a Guardian Angel-type street patrol whose members have a vendetta out for a drug dealer who Hanson is trying to set up for a bust.

Penhall and Booker join a high school football team in attempt to prove that the coachs negligence led to the paralyzing injury of one of the players.

Hanson and Ioki must endure hell week as fraternity pledges in order to gain the confidence and get evidence on a gang rape which occurred at a frat party.

Everyone in the Jump Street unit gets blue flu when the police force goes on strike forcing Captain Fuller to team up with a rookie cadet.

Dorothy and Penhall split up forcing Penhall to move in with Ioki. Hoffs becomes involved with a city inspector, who is auditing Jump Streets records.

Hanson goes after an old friend who wrote an article exposing the Jump Street program causing Hanson to get suspended from duty.

Booker is laiden with guilt when after he infiltrates a gang of drug users that kill one of their own whom they suspect is an undercover cop.

The Jump Street cops enroll in a performing arts school to bust a drug ring being run there.

Booker goes undercover as a radio DJ to discover who killed a controversial college radio personality by planting a bomb in his car.

Hanson finds himself on the wrong side of the law after he decides to seek revenge on members of a street gang who shot and seriously wounded Ioki.

Penhall gets caught up in the excitement as he and Hanson go undercover to bust a college gambling operation.

Penhall finds himself falling for an illegal immigrant from El Salvador when the Jump Street unit is sent in to investigate a priest suspected of selling babies.

During a Halloween string of high school fires, Hanson becomes a bit skeptical of a teen age psychic claiming to be able to predict where the next fire will occur.

While trying to expose a drug ring at a prestigious medical school, Hoffs is raped while on a date with one of the suspects who later claims that she seduced him.

Working on a tip from Booker, the Jump Street cops join a motorcycle caravan in order to bring Raymond Crane to justice. The crossover starts on Booker S01E08 Deals and Wheels (I).

Ioki is confronted by a teenage boy with a gun, who three years earlier Ioki had talked into turning in his drug abusing family.

A lesbian student makes a pass at Hoffs when she and Capt. Fuller go undercover at a high school to learn the identity of a student who was a witness to a teachers murder.

Hanson tries to convince a juvenile inmate on death row to appear in a film intended to keep his peers out of prison.

Hanson and Penhall find a way to get out of the cold while remaining on the job as they trail a suspected bomber to Florida during spring break.

Donning their McQuaid brother aliases for one last time Hanson and Penhall discover a teenage girl who has kidnapped her baby sister to get her away from their abusive parents; while Penhall adjusts to becoming a father figure.

When the leader of a neo-Nazi group is murdered, Hoffs & Ioki go undercover in the liberal group suspected of the killing. While Penhall joins the Nazis to learn if they plan a violent reprisal.

After volunteering to become a Little League coach Penhall learns that one of the players was kidnapped by his father, from his mother and step-father.

Hoffs, Hanson and Penhall find themselves at the mercy of a defiant gang when all of them become trapped inside a school with out power.

Garrett attempts to infiltrate a high school drug ring by dating the sister of the rings suspected leader.

Doug falls for a narcotics officer with questionable tactics and a possible drug problem herself.

Doug has a strained reunion with his estranged younger brother Joey when Joey is assigned to the Jump St. team. Doug comes to his aid after Joey is brainwashed into joining a religious cult he was investigating.

While investigating the hit and run murder of a high school football star, McCann becomes involved with a cheerleader who has AIDS.

Doug is seriously wounded while on a case and while the doctors try to save his life he enters limbo where the people he meets there cause him to reconsider his choice of career.

Hoffs, Joey and Mac help a raped girl that has no proof to convict the attacker.

After finding the missing daughter of a famous reporter, Mac tries to solve the mistery behind the missing.

Mac and Joey try to find the responsibles for vandalizing elderly homes. The problem is that one of the prime suspects is the son of Fullers girlfriend.

Hoffs is charged in a civil suit for a man she has arrested for solicitation. At court, she has to confront the man and his representative, her boyfriends vindictive ex-wife.

Fuller, Hoffs and Mac go undercover to investigate a gang of high school extortionists operating in a high school.

Hoffs and Mac investigate a car theft ring near a high school, and the prime suspect is a pupil of Hoffs.