After Corrigan drops Detective O'Brien's niece Jennifer off at a jewellery store to buy a gift for her uncle's 25th anniversary in the force, the store is hit by a pair of armed robbers, and in the robbery Jennifer is gunned down. With the only lead being the hi-tech gun used by one of the thieves, Corrigan feels responsible for Jennifer's death, and the investigation is hampered by a television news reporter eager for a story. Meanwhile, one of the murderous robbers gets a taste for the fame that the shooting brings him, and plans to make a play for the determined reporter...

Arriving at the scene of the brutal murder of a college girl, Hooker recognises the method of murder as used by a serial killer dubbed ""The Night Ripper"", who was behind a spree of six grisly sex murders four years previously and was never caught. With the psychotic killer terrorising the city once more, Hooker is under pressure to uncover his identity and get him off the streets...

When an undercover armed robbery stake-out is bungled, leaving a cop wounded in hospital, Hooker becomes concerned that a veteran cop's heavy drinking was the cause of the stake-out's failure. As he hunts for the armed robbers who are targeting night-clubs, Hooker becomes more and more worried that his fellow officer is an alcoholic, and is not only endangering police operations, but himself and everyone around him...

Hooker goes to Chicago on a supposedly simple three hour extradition trip, to bring back a felon wanted for fencing stolen items, but ends up being paired with fast-talking, wise-cracking Detective Sidney P. Stover, who is planning to use the fencer Hooker is due to take back to arrange a bust on a dangerous drug supplier's operation...

When Hooker and Stacy take Hooker's children for a trip to the beach, a minor fire distracts Hooker long enough for Chrissie to disappear. She has been kidnapped by bitter ex-cop Marty Latham, who was struck from the force and ultimately sentenced to prison after becoming involved with The Mob. Latham will only return Chrissie if Hooker finds the whereabouts of his family, who cut contact with him and disappeared while he was serving time...

With a crime-wave sweeping the city, a new Police programme has been formed to fast-track recruits to get them patrolling on the streets, and it's up to tough veteran cop Sergeant T.J. Hooker to bring them up to scratch. Trying to cope with his recent divorce and money problems, Hooker struggles with a job that he can't get away from. Meanwhile, the spate of crimes, including robbery, murder and a sniper is quickly getting out of hand. Only Hooker can train the eager but inexperienced young recruits as he leads them in bringing peace back to the streets, but the pursuit of the two murderous armed robbers at the head of the crime-wave inevitably leads to an explosive confrontation...

A renowned psychic is teamed up with Hooker to find the whereabouts of a kidnapped young girl, using visions of the girl's whereabouts that the woman keeps seeing; but even before the pair have met, the she keeps having a recurring dream about Hooker's death. Hooker has little belief in the woman's psychic abilities and how they can help locate the young girl, and is even more sceptical about her visions of his fate; but the more the pair work together, the more the woman's visions become realised - and the closer Hooker's predicted fate looms to come true...

Responding to the latest in a string of rape muggings on women using automatic teller machines, Hooker finds that the latest victim is Episcopal female priest Beth Harrison, an old acquaintance. Although terrified, she agrees to testify when Hooker and the team nab the culprit, but the attacker cunningly goes to church to give confession about the rape to her, leaving Beth sticking to her sworn vow of silence over confessions and thus refusing to give testimony. Hooker tries to convince her to go against her beliefs and testify, or else the rapist will be free back on the streets and strike again...

Hooker's investigation into a series of gristly murders by a pair of religious crazies is accompanied by Sergeant Leigh Stockwell, a close, old friend, whom is somewhat his protégé. But Stacy becomes suspicious that Leigh is using cocaine, an addiction which not only jeopardises the case and Leigh's job, but also Hooker's life...

Responding to a shooting at a cock-fight in China Town, Hooker thinks he catches a glimpse of a face from the past in the crowd. As he investigates the illegal dealing of automatic weapons in the area, the face turns out to be the daughter of a woman who he was once in love with, but had to cut off their relationship after her husband, presumed dead, had turned up alive. But now, the man is involved with the gun dealing, and sees that he has an old score to settle with Hooker...

While Hooker is investigating a violent supermarket robbery, his father, himself a retired police officer, arrives unexpectedly. Hooker is surprised at sudden arrival, and his father, who is in somewhat shaky health, ends up helping track down the supermarket robbery gang – but the one last case has a deadly outcome for the senior Hooker...

The State Department asks Hooker's help in tracking down a man whom he served alongside in Vietnam - a disillusioned, mentally unstable trained executioner – who is planning to assassinate the head of a visiting Russian trade delegation...

The pursuit and capture of a criminal reunites Hooker with Officer Karen Remy, whom have previously been romantically involved with each other, but soon after, Hooker is informed that Karen is dead after being shot in her car. With the murder having signs of being a professional hit, Hooker becomes determined to find the person responsible, and his prime suspect is Karen's Police partner. His disobeying orders by continuing to probe the killing sees Hooker suspended, but that's not enough for him to give up the hunt – but is there more to the case than he knows?...

When a female attorney is murdered by a shotgun-wielding killer, the third woman attorney to be killed in similar such fashion, Hooker, Stacy and Corrigan search out the killer - who is actually a man who's become embittered after his girlfriend was deemed mentally unstable and dropped from attorney school...

While in pursuit of a pair of burglars who brutally attack anyone who interrupts their robberies, Corrigan pulls unconscious Stacy from their patrol car when it crashes, moments before it explodes. With the hunt on for the violent thieves, Stacy and Corrigan's ordeal brings them much closer together than ever before– something that begins to affect their working relationship, and sees Hooker injured due to their distracted states...

A friendly LCPD baseball game is interupted by a shooting, when a passing man, out for a walk with his daughter, is shot in an attempted execution. The wounded man is none other than Russ Paterno, a retired mobster who is now an informant and has been helping the F.B.I. With the valuable information Paterno continues provide them, the Feds are eager to keep him alive, and ask Hooker make sure no harm comes to him. Behind the shooting, and several similar executions, is a militant, right-wing paramilitary group called P.F.A.D.W. - ""People For A Decent World"", who's maniacal leader is determined to wipe out any and every individual he sees as responsible for bringing the world down...

Saving a teenage girl high on drugs from jumping off the high-school roof, Hooker is concerned that there is a new supplier of PCP on the streets that is dealing to the students. When a rookie officer is badly wounded while undercover trying to stop the suppliers, Hooker is determined to get to the root of the operation and put the dealers behind bars...

Hooker is on a date with Lisa Jericho, an infamous ""muck-raking"" reporter, when the restaurant they're in comes under gun-fire. A man whom Lisa had previously done an article on is killed in the shooting, but Hooker begins to theorise that Lisa was in fact the intended target when later her life once again is endangered. Unbeknown to them, the crooked head of a construction company that the reporter is investigating, is determined to see that she isn't around to print an up-coming article revealing his corruption...

Hooker, Romano, Stacy and Corrigan are staking out a small-time drug dealer when they find that a major drug supplier is involved – who is being staked out in a Federal investigation. Hooker is ordered to keep well away from anything to do with the Fed operation and any of the smaller dealers which may be involved with the drug ring, something which proves to be difficult and results in Hooker being suspended. But an old flame, who is a Fed agent, is undercover posing as the girlfriend of head of the ring, and Hooker, fearing for her safety, is determined to put the ring out of operation himself - even if it costs him his job...

Hooker, Romano, Stacy and Corrigan are involved in an undercover operation to nail a large cocaine dealing ring, when a highly respected fellow officer is killed, execution-style, by the ring, who are on to him. Tracking down one of the thugs involved, Romano is badly injured by a gun-shot wound, before Hooker captures the goon, who gives the lead of a crooked bail-bondsman who is involved with the dealing. Against the wishes of a DEA, Hooker and Corrigan go undercover as drug dealers, with Stacy posing as one of their carriers, to infiltrate the dangerous ring via the bail-bondsman and catch them in the act...

Dani Starr is an attractive Hollywood Detective who lives alone, dresses snazzily, and always gets the job done. While en route to Hollywood to deliver a captured jewel thief, Hooker and Corrigan are ambushed by the thief's men, who free their leader. Hooker teams up with Dani Starr to find the sprung thief, who is the prime suspect in the murder of a porn film producer. As they search for leads, they find that there is a Mob connection; Hooker learns that Dani's husband was previously murdered by the Mob, and she is determined to find those responsible...

Hooker, Corrigan and Stacy are working undercover on a pimp sting when they respond to an armed robbery alert at a nearby bank, and the ensuing shootout as the robbers escape sees an Officer fatally wounded and dying in Stacy's arms. The hunt is on for the murderous gang, who are already putting their next bank robbery plan into motion, but Stacy's performance begins to suffer as she is over-come by fear that she will be the gang's next victim...

After arresting a teenager who's been left to take the rap for a murder by his fellow gang members, Hooker discovers that the youth is hearing impared. Convinced of the boy's innocence and that his membership in the gang is a cry for help, Hooker and Romano try to help the youth's hearing problems and to root out the real culprits behind the drugs-related killing. But Hooker can't help the teenager unless the boy is first willing to help himself...

An ex-prostitute is trying to convince a young girl new on the game to give it up, when the pair unwittingly stumble onto a mobster's back-street deal, who with his henchman, goes after the girls to make sure they don't talk and leaves one of the girls dead. As Hooker and Romano investigate, they find themselves uncovering a web of corruption involving city officials...

A diamond thief and his partner trick a young boy and abduct him, in an act to spite and distress the boy's mother, who is the man's former wife. Hooker follows the trail to Mexico, where an eccentric local detective helps him to track down the thief and the missing boy...