The latest in a series of armed robberies on super-markets leaves a young cashier possibly paralysed when the thieves take her hostage and then push her from their speeding car to slow up the pursuing cops. The cars used by the robbers are specially modified "hill racers", leading to the local hill racing champion, an old friend of Hooker's, being wrongly arrested as the prime suspect. Hooker must prove his innocence by speeding after the real culprits...

When two thugs rob a cinema box office, leaving the cashier seriously wounded, a passing woman is the only witness. Hooker tries to question her on what she saw, only to find that she is blind. Not only that, she is very reluctant to co-operate, and Hooker must work hard to change her mind. Meanwhile, the two armed robbers, planning their next big box office heist on an upcoming Beach Boys concert, are unaware that the woman has no sight, and intend to see that she isn't around to give the Police their discriptions...

After a security guard is shot down when trying to stop a diamond vault robbery, the investigating detective is determined to prove that the guard had taken a bribe from the robbers and wants to nail him for aiding the thieves. The guard is an old friend of Hooker's who knows that his friend wouldn't have been involved. As he and Romano investigate to find out the true circumstances it seems as if the detective is willing to go to any lengths, including blackmail, to see that he is covered in glory for his busts and quickly fly through the ranks...

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...

The latest victim of a serial murderer known as the ""Surfside Killer"" turns out to be a police officer. Stacy, a close friend of the murdered girl, fits the description of each of the killer's victims - young blonde females, and volenteers herself to work undercover to try and draw out the murderer. But Hooker does not have faith in the way the operation has been organised, and vows to watch over and protect Stacy 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...

After Hooker and Romano foil an armed robbery committed by a family of robbers, which leaves the father wounded in hospital and the daughter held in custody, the two sons take the hospital wing with their father on siege, holding Hooker's ex-wife Fran, Stacy, a little girl urgently needing heart surgery, and a whole floor of patients hostage...

Hooker and Romano, with Stacy and Corrigan, catch the thief of a freshly stolen car, but in the car's trunk, they find the body of a teenage girl. With the coroner's report revealing that the girl was a heavy cocaine user and had had a recent, crudely-operated abortion, they find themselves uncovering a racket that is getting young girls hooked on drugs and then leading them into making underage porn movies to pay for their addiction...

Responding to the alert of an armed super-market robbery, Romano and another Officer are wounded when one of the robbers opens fire at them. Romano blames a female Officer on the scene, who he believes to be guilty of cowardice in stopping the shooting, but with contradicting accounts of just what happened in the incident, Hooker angers Romano and several Officers when he announces he is to act as defence for the Officer in the upcoming trial. The move jeopardises both Hooker and Romano's partnership and their friendship, and the fact that the Officer had previously been brought up on a similar charge does not help her case; but was she actually the one to blame on this occasion?...

While out for a jog on the beach, Hooker finds the body of a dead young woman in the surf. When the coroner's report is unable to identify the girl, and indications are that she was murdered, Hooker becomes personally concerned in finding the person responsible. An attractive painter and a small book of phone numbers found with the girl are the only leads in the hunt for the killer, but as Hooker investigates the killing, attempts are made on his own life, as the murderer tries to keep him away from unravelling the events behind the girl's death...

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...

Following the bludgeoning to death of a nurse, Hooker and co. investigate the case, the latest in a series of similar murders - a string of killings that Hooker investigated years before that has recently began again, in which the attacker sends a rose to the intended victim prior to the attack. With the aid of a disabled veteran detective and a top psychiatrist, Hooker and the team investigate and find evidence that the murderer, always dressed as an old-fashioned nurse, may actually be a man. But the pattern of the killings suggests that they have less than 48 hours to catch the killer before he / she strikes again...

A planned bust on crime lord Frank Dio results in an informant of Corrigan's being shot dead, and Dio facing getting off charge after he manages to discard the gun, but held in custody for 72 hours, giving Hooker time to try and dig up enough evidence to put him behind bars. Following up the lead of Dio's former girlfriend, a prostitute, Hooker promises to put her in protective custody until the hearing and to be given a new identity after if she agrees to testify against Dio. The girl reluctantly agrees to testify, and while Stacy takes care of her young sister, Hooker must go all out to keep her alive, shielding her from the attempts on her life by Dio's men, but a security leak within the force makes keeping the girl's whereabouts a secret impossible...

After a drug bust that nails a drug-importing ring, that leaves a corrupt Officer involved with the ring dead, Hooker gives Stacy the honour of booking the seized heroin in at the precinct. Soon after, 'Mac' Mackenzie, an old fiancé suddenly re-appears on the scene and rekindles his relationship with her. But when the seized heroin is switched for sugar, meaning the Officers have nothing to hold the captured drug dealers on, Stacy is forced to hand in her badge and her gun until a hearing over the incident. Hooker begins to suspect that Mackenzie's re-appearance is rather too coincidental and that he is somehow involved with the drug ring; But with Stacy and Mac planning to get married, can he prove his fears in time?...

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...

On routine patrol with Corrigan, Stacy is shot when unwittingly walking in on an armed robbery, leaving her hospitalised in a coma and with a bullet lodged dangerously close to her heart. With Stacy facing precarious surgery, Hooker, Corrigan and Romano search out the robbers, who are armed with armour piercing bullets. But Hooker's determination to catch the thugs, no matter what, sees him putting his career on the line...

Hooker and Romano give chase of a couple of armed robbers who have held up a local bank and taken a teller hostage - a high-speed pursuit which ends in the thieves' car ploughing into the side of a tanker. Hooker receives criticism over his decision to give chase, which deepens when it's learnt that the young woman taken hostage has lost her unborn baby as a result of the crash. An old girl-friend of Hooker's, now head of security at the bank, is concerned that the high-speed pursuit was unnecessary and is prepared to testify against him. Meanwhile, the extravagant couple of robbers, who go by the aliases of Bonnie and Clyde, are still at large and pulling heists...

While on a prostitution sting, Hooker spots veteran vice officer Daniels' car parked outside a motel, and goes to investigate just as the officer is shot by an assassin. Both the gun-man and the prostitute Daniels was meeting with flee the scene, and the officer's superior reports that Daniels wasn't there on Police business, and what's more, was found with money suggesting that he'd been taking bribes. But Hooker is adamant that the veteran officer is innocent of the accusations, and has two days before the funeral to clear the officer's name and find out what he was really doing at the motel. The girl Daniels was meeting with holds the key to the true circumstances, and Hooker forces her ex-roommate, a reluctant, wise-cracking ex-prostitute, into helping him track the down. But the girl is hiding in fear from the dangerous porno producer who was involved with the officer's shooting...

While on a stake-out to capture a strangler who is killing homeless women, Corrigan receives a blow to the head while struggling with a suspect, leaving him with a concussion which triggers sudden, unexpected bouts of enraged behaviour. But the suspect Corrigan took on isn't in fact the strangler, and with the real killer still on the loose, Hooker and the team must track him down before he strikes again. Corrigan's refusal to acknowledge his condition doesn't exactly help matters...

A parking attendant's suspicion leads to the discovery of a woman's body in the trunk of a car, sending Hooker and the team on the trail of a psychotic killer who is on a cross-country murder spree. Meanwhile, the deranged killer lures a young woman into his clutches and takes her hostage, leaving behind her husband and sick baby. Hooker persuades the Detective in charge of the case to let him place a trap to try and catch the killer and get the woman back safely, but it places Stacy in great danger...

Corrigan and Stacy stop a car for speeding, only to have the trio inside open fire on them with automatic weapons, badly wounding Corrigan. Hooker and Romano are first on the scene, and the trio, who comprise of a woman who is a convicted murdered and two men who have broken her out of prison, take sanctuary in a nearby church, with Stacy and the seriously injured Corrigan as hostages. With the church surrounded with SWAT Officers, Hooker must try and negotiate not only with the gun-happy thugs, who are demanding a safe passage to Mexico, but also reason with the church's priest, also a hostage, who has beliefs that he is determined to stick to, not matter what the circumstances...

Hooker's children come to visit their father, but the vacation is interrupted after Corrigan and another Officer unwittingly disrupt an armed race-track heist, which leaves Corrigan's fellow Officer dead. The robbers were under the pretence of being ambulance attendants, and Hooker has reason to believe that the robbery was an inside job; but the case means that his time with his cherished kids is limited...

Unbeknown to Romano, his law school teacher is living with ex-convict Jack Lewis, the ring-leader behind a string of armed robberies. Already upset about the recent death of a close friend, Stacy is almost killed when she and Corrigan respond to armed robbery on a pawn shop, when the thug she apprehends disarms her. As Hooker and the team search for Lewis, who specialises in training criminals to disarm cops, the incident leaves Stacy with shaken confidence and an internal investigation over the lapse which nearly cost her her life...

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...

A 17-year-old girl is killed in a struggle during the filming of a porn movie, and when her dumped body is found, it turns out to be the niece of Hooker's colleague, Detective Max Brodsky. Hooker takes charge of the case, with Stacy going undercover as a potential porn star to get inside the production company; but Brodsky's obsession with nailing the killers himself jeopardises the whole investigation...

Hooker becomes involved in an F.B.I. drug bust operation, a ""sting"" which leaves an undercover Detective critical in hospital, and the drug ring's middle man shot dead by the front man, who walks away with the $100,000 sting money. With the ploy following the same pattern as several previous identical ""rip-offs"", Hooker and a Federal agent join forces to put a halt to the big-time drug runner's scam, but their methods in putting the racket out of business clash...

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...

Corrigan and Stacy respond to a seemingly trivial call about an illegally parked vehicle, only to stumble onto an armed robbery of a check-cashing outlet. As Corrigan calls for back-up, Stacy intervenes in the robbery to stop a man from being shot, only to taken hostage by the trio of armed thieves. With Stacy held prisoner by the robbers, the head of the trio rapidly develops an ""obsession"" for her, much to the aggravation of his girl-friend, who is also one of the theives. As Hooker and Corrigan search for Stacy and the thieves, they risk taking on the might of City Hall when it becomes apparent that the father of one of the trio is involved in the Mayor's re-election campaign and is prepared to pull strings to keep the whole case quiet. Meanwhile, the trio's leader's obsession with Stacy continues to grow – and it is the only thing that is keeping her from being killed...