An old friend of Barney's is assigned to investigate allegations of corruption in the squadroom; Chano is after an obscene phone caller.

A prostitute threatens to file harassment charges against Wojo; Rachel wants to move into her own apartment.

An overzealous lady cop ruffles the feathers of the testosterone-run 12th; Chano nabs an obscene phone caller. Linda Lavin (""Alice"") debuts as Detective Janice Wentworth.

Barney is visited by Inspector Luger, who complains that his men aren't disliked enough by the public; a neighborhood vigilante is well into his twilight years; Wojo collars a cross-dressing teamster.

The 12th Precinct reluctantly guards a mob witness; Chano uses his co-workers' own cash stash to set up a narcotics buy.

A self-avowed ""bird-man"" drops in; Barney holds a resourceful escaped prisoner for the FBI; Harris decides to write a novel, setting up one of the series' most durable storylines.

Chano is guilt-stricken when he shoots a holdup man; Liz makes a citizen's arrest, after being robbed at ""stickpoint"" by a twelve-year-old.

A disgruntled man with a belt of dynamite threatens to blow himself and the squad room sky high unless President Nixon agrees to speak with him; the plumbing goes kaput; Wojo arrests a phony man-of-the-cloth.

Weary of housework, Liz tries her hand at social work, to Barney's dismay; a master forger fascinates Harris.

Barney, Fish and Yemana feel the crunch when a labor layoff forces them to do without Chano, Harris and Wojo; a manicurist goes deeper than the nail; a morose stockbroker takes to petty theft.

Yemana is shot in full view of disinterested bystanders, and Barney is offered a job in Florida.

A wife claims spousal abuse; Wojo and Wentworth are bait for a park rapist.

The precinct is on the lookout for an arsonist; Chano brings in a man who used a deadly weapon on a vending machine.

Wojo and Wentworth pose as marrieds in order to bust a burglary ring set in a posh hotel.

Barney smells a rat when two pounds of confiscated marijuana disappears from the evidence locker, and a homeless man spends the night in a department store—apparently one of many.

A hansom cab owner reports his horse missing. A man assaulted in his hotel room insists he was alone.

During a very rainy day, the squad must endure both the precinct roof threatening to collapse, and VERY bad Bicentennial jokes from a nightclub comedian-the stationhouse roof literally groaning in response!!

A glimpse at Detective Fish's home life ensues when the detective decides to go on restricted duty. Steve Landesberg bows as Arthur Dietrich; Doris Belack fills in for Florence Stanley as Bernice Fish.

The citizenry is in a panic amidst the rumors that the 12th Precinct is being shut down; a repentent hood can't prove that he committed a crime.

Rather than return one week per month to uniformed patrol, Wojo quits the force.

Wentworth is furious when Chano gets the credit for her bust of an assassin at a block party.

A department psychiatrist advises the department to confiscate Wojo's gun

Wojo is dismayed to discover that the city doesn't have up-to-date evacuation procedures in the event of an emergency; Fish meets Jilly Pappalardo, a young thief who he will eventually care for in the ""Barney"" spin-off ""Fish.""

The quarantined 12th Precinct tries to make it through the night: Lugar has a 'talk' with Marty and Daryl Driscoll; and Harris has a loud rant in his sleep.

Quarters are tight at the 12th when a holdup man is confined with his busload of victims.

A disturbance in the park turns out to be a man who claims to be a werewolf.

A power failure darkens spirits at the 12th, where they play host to a man with a split personality.

Wojo brings hashish-laced brownies his new girlfriend made to the 12th Precinct, getting the detective squad stoned; while an actor and critic (""natural enemies"" says Harris) square off with dueling swords.

An evicted tenant greets a landlord with a musket; Barney's charged with harassment when he books a blind shoplifter.

Weary of waiting for promotion, Levitt announces that he's quitting the force; Barney investigates a sex clinic that borders on brothel status; Harris investigates a rash of crimes ostensibly committed by a juvenile.

Barney discovers that Harris has been moonlighting; Dietrich arrests a priest who's fencing stolen goods; a racketeer is using a retarded boy as an assistant.

Neither the bomb squad nor the government recognizes a college student's physics project as a functional atomic bomb - but Detective Dietrich does.

A man charges a sperm bank with murder after the lab unwittingly destroys the man's last sample.

Yemana is hospitalized with appendicitis; the cage is a stopping-off place for a sugar addict and an aging bounty hunter.

The city legalizes off-track gambling, to the delight of Yemana; a woman wants her husband arrested on a rape charge; a master of disguise perpetuates a crime spree.

Barney puts his career on the line by refusing to forcibly evict the tenants of a condemned hotel, while Lugar tries to figure out what to do with his vacation time.

The hotel situation now involves a SWAT team, while Dietrich learns the identity of his amnesic ""girlfriend.""

The members of the squad nervously await Barney filling out their evaluation forms. Meanwhile, Harris arrests a numerologist who will only give his name as ""1223,"" and a porno shop reporting vandalism turns out to be a mom and pop operation being hassled by their kids.

A political activist abducts a department store magnate; Wojo arrests a prostitute and her Arkansan business manager.

Off goes the moustache, as it's Harris' turn for cross-dressing mugging detail; the host of a kids' science show goes off the deep end; Barney's men reopen a twenty-eight year old missing persons case.

The German Shepherd that bit Wojo may be rabid; Barney and Liz prepare for their impending separation.

A German girl attempts to flee the country rather than surrender her baby to a broker's clients; Levitt turns to stimulants to aid in his self-imposed thirty-six hour shift.

A released prisoner can't adjust to civilian life; the widow of a cat burglar elects to perpetuate the family business.

Barney notes some uncharacteristic behavior from Yemana; a client can't get a tattoo artist to remove his work; Harris books a youthful loan shark

Barney has the uneasy feeling that it may have been Levitt that vandalized the precinct squad room; a TV programming executive is assaulted in a coffee shop.

A stockbroker leaves Wall Street to become a beggar; a rookie cop, assuming Harris to be a felon, shoots at him.

Luger faces off against a 60s radical, and Harris arrests a portly second story man.

Feuding toy makers create a disturbance; Barney faces his first holiday as a separated man; a claustrophobic prisoner has an understandable problem with the cage.

A woman has her shoes stolen - from her feet; Wojo is forced to arrest an aging Indian who only wants to die in the park.

Lieutenant Scanlon returns, this time attempting to ferret out corruption with a lie detector; Barney is suspicious of a furrier's robbery report.

A paranoid spy holds the precinct house at bay; the men bring in a disorderly mime.

Wojo decides to move in with his girlfriend; Mr. Brauer tells his wife that he's leaving to become a mercenary. This was a pilot for a potential spin-off series, each week focusing on one of the cops' off-duty lives.

Barney feels the onrush of Father Time; Dietrich books an Olympic hopeful who practices his javelin toss in Central Park; a Hassidic Jew is the target of a diamond thief.

The 12th Precinct hosts an open house, attracting only vagrants; Barney's joy at moving back home is cut short by the hotel manager that refuses to refund him his upcoming month's rent; Wojo and Harris try to get a lead on an arsonist.

Harris quickly regrets the fact that Dietrich has saved his life; the 12th is asked to assist a thief who has been granted entry into a witness-relocation program.

Barney and his crew face the late shift with a man who believes that he is being frequented by a succubus and an irate tourist.

The cast step out of character to offer a tribute to Jack Soo, who died during the show's fifth season.

When an anonymous letter identifies a member of the 12th Precinct as a homosexual, it buys the boys a visit from Lieutenant Scanlon, who proceeds to make a witch hunt out of his search for the author. Meanwhile, a disgruntled shopper takes a fire axe to an elevator's MUZAK machine.

A tranquil prisoner claims to be Jesus Christ, which is timely for the drug dealer caught with an impressive stash; an elderly mugger poses as a photographer to ensnare lonely women.

A string of false alarms suggests that a sniper may be after a cop, but the detectives are preoccupied with Barney's posted vacation schedules and the case of a man who won't donate a kidney to his ailing brother.

A visiting monk opts for a quick dalliance with a lady of the streets; Barney discovers to his horror that Dietrich may not be cut out for mugging detail—especially since it must be done in drag.

Harris bristles when he learns that the Burmese chauffeur being booked for a traffic accident is actually an indentured servant.

A bookstore owner is infuriated when a strip club opens near his place of business; and man is convinced that he is on the verge of spontaneous combustion.

Harris' book publication hits a snag when Dietrich refuses to sign a release; a suicide hot line operator becomes suicidal; the clerk that sold Wojo a sick bird changes his strict no-return policy when he learns that the detective is a cop.

A former master criminal becomes a walking zombie following his lobotomy; a man is unable to use the telephone after being mugged because he's Amish. Jeff Corey, who appeared previously as ""The Prisoner,"" was a renowned acting teacher.

A judge provides an attorney with the ultimate over-ruling—a gavel on the noggin; the crimes reported by a lonely woman emanate from daytime television soap operas.

The detectives search for a missing viral strain stolen from a lab; a woman is convinced that her husband is actually a clone.

One man's hands are a musical instrument to himself and a nuisance to others; a detective goes undercover to trap a dentist with wandering instruments.

Weary of an uncooperative populace, a census taker goes to drastic measures to make a head count; beleaguered apartment dwellers band together and capture a burglar.

Vagrant Ray returns to report his fellow bums' disappearances; a woman wishes to have a child with a surrogate and is focusing in on Dietrich and Wojo.

Harris disappears while undercover as a vagrant; Luger elects to be demoted rather than to retire.

A self-proclaimed time traveler tells Harris to fine tune his stock portfolio; Marty's divrorced gentleman friend Mr. Driscoll attempts to reclaim his son by abducting him from the playground.

Wojo fears that a despondent Luger is planning to do himself in; a man seeking to reclaim his television set robs the police vault; a rash of bizarre robberies leads to an eccentric gun collector.

The cops observe the annual department-mandated ritual of wearing their uniforms - except for Harris who shows up in his usual natty street clothes.

A lottery winner dispenses of the prize money by tossing it out a window; Sgt. Dietrich is arrested for his off-duty participation at an anti-nuclear rally; Barney discovers he can't afford his condo-converted apartment.

Harris gets the unenviable task of booking his colleague Dietrich, whose arrest prompts a visit from Internal Affairs; meanwhile, a nuclear engineer is brought in for dousing the participants with atomic water.

A disgruntled architect decides to improve on his building—by blowing it up.

The squad tries hypnosis to uncover the name of a felon that Wojo has forgotten; an inventor steals the plans for his own creation.

Barney is down in the dumps when he is passed over again for deputy inspector

When the NYPD restructures its precincts as specialty squads, Luger pulls some strings and gets the 12th assigned as a homicide squad. Business is good; a man murders his barber, and a woman hires a hit man to kill her husband, and then changes her mind.

Harris woos the precinct's crime photographer, while Dietrich tracks down the hit man's intended target; Barney's frustration boils over when the new homicide-only edict results in the death of an old friend.

A drunk and disorderly turns out to be a delegate from the 1976 Democratic convention; Barney discovers a problem with the newly assigned Officer Nash - he's not a cop.

The new detective is convinced that his compatriots are on the take and asks to be dealt out.

Another domestic dispute at the Brauer household occurs when their apartment building becomes ""clothing optional""; Wojo takes a personal interest in the plight of a fellow vet whose crime spree may be a result of the Agent Orange chemical.

Dorsey takes a protective stance to a young prostitute; Harris is getting stock tips from another one; and Dietrich is tempted by all of them as he experiments with celibacy.

Dietrich, stricken with guilt when he shoots a felon, tenders his resignation; a playwright assaults an incompetent actor.

Someone is sending specific information on transgressions of the men to Internal Affairs; Harris sets up a reunion between an elderly cat burglar and the wife who reported him missing years ago.

Harris is assigned to direct a pornographic movie; an old-time radio newsman assaults a vacuous television anchor.

A blind mugging victim and an overzealous charity collector are among the disparate audience members at the screening of Harris' overbudget film.

An accused mugger claims that he was answering a psychic vision; a language professor takes vandalistic umbrage to a grammatically incorrect billboard.

A deaf woman is arrested for prostitution; Barney anxiously awaits news of Wojo, who dived into the Hudson River in pursuit of a looter.

A serious tone pervades this episode about a gypsy and his harassment of the owner of a novelty store; on the lighter side, a librarian takes extreme measures to ensure quiet amongst the stacks.

A restaurant may have refused a man service because of his appearance; Barney won't name an informant so he's charged with contempt of court.

When Barney spends the night in jail, the squad room is left in the natty hands of Sergeant Harris.

An expensive doll is abducted for ransom; a man claims he was swindled in exchange for a ticket on the space shuttle; Luger informs Barney that he's in his will.

The verdict is in on the Harris/Ripner libel suit, and a woman threatens to blow up the squad room with a homemade bomb. What better time for Detective Fish to drop by for a visit?

Luger takes a small disturbance with the Hassidic community and turns it into a full-scale riot; the squad discovers a survivalist couple setting up housekeeping in the sewers.

The detectives are reluctant to wear their new bulletproof vests; Luger interviews them in case of the need for a quick obituary.

The officers arrest a rainmaker, only discover that he was hired by the drought-ridden city; Wojo, Harris and Dietrich each consider a job opening in vice.

Harris is forced to liquidate his possessions to pay off his lawsuit.