Cagney & Lacey - Season 4 (1984)

Cagney and Lacey work to track down a murderer who managed to kill a newly-paroled cop-killer who was under their protection.

A mans apparent suicide is just the tip of the iceberg. When his wife and daughter confess to his murder in order to protect each other, Cagney and Lacey must determine the guilty one in order to prosecute.

With the 14th Precinct's detectives driving taxi cabs to solve a rash of hack murders, Mary Beth's son becomes frightened the ruse will cost his mother her life.

The press paints Christine's self-defense shooting of a Hispanic drug-dealer as being racially motivated.

A weekend spent clearing up lousy precinct paperwork leads Chris and Mary Beth to race to serve a warrant before the statute of limitations expires. Meanwhile Det. Petrie finds his weekend used up painting his apartment.

When Sgt. McKenna's drug rehab sponsor is caught with cocaine, his defending of him gives Christine doubts over whether he was ever really drug-free himself.

When a woman Mary Beth saved from suicide winds up murdered shortly thereafter, the investigation uncovers massive gambling debts, and sends Cagney and Lacey after a loan shark who may be involved.

When a captured burglar swears he never uses a gun, it sends Cagney and Lacey to figure out how a shooting also occurred at the scene of the crime. Dory finally feels it's time for Christine to meet his children.

When a series of arsons all seem to benefit the same company, Cagney and Lacey uncover an extortion operation.

Dory proposes to Christine, who has a few questions of her own she needs an answer to before she gives him one. Meanwhile, a long string of tiny thefts leads to big profit for an ingenious credit department employee.

Chris and Mary Beth are delighted when they catch a major case, and get to work for an attractive captain, but Chris takes issue with the captain's advances towards her.

After witnessing a stabbing, Chris becomes the target of the prepetrator, who has a history of making witnesses disappear. Meanwhile, the NYPD brass demand stress reduction classes for the 14th Precinct.

Mary Beth ignores a lump in her breast, while Chris and Harvey beg her to get the care she needs. Meanwhile, the mother of a missing child feels she'd get more attention if her son were white.

With Christine busy looking for a missing child and getting ready for the sergeant's exam, Mary Beth prepares for her breast surgery.

While Mary Beth recovers from breast surgery, and mulls retirement, Chris has her prized Corvette stolen, but it may provide her a leg up on the sergeant's exam. Meanwhile, an informant is murdered, leaving Chris to find out the who and why.

Albert Grand, the jewel thief whom Chris failed to apprehend, has returned. And she is determined not to let him get away.

Mary Beth swindles the swindlers in a case with the bunco unit. Meanwhile, Chris' sexual harassment charges against Captain Hennesey go to trial.

A teenager is raped when he's accidentally sent to a violent prison over a petty crime, resulting in both a lawsuit from his parents and a case for Cagney and Lacey to solve.

When the goddaughter of a mobster is murdered, the mobster (José Quintero) offers to have his gang investigate the crime and come up with a suspect. But anything the Mob does as a favor carries a price, and though this particular price is never stated, Mary Beth Lacey is adamant about refusing the offer and pursuing the killer through the regular legal channels. When Cagney and Lacey do find the killer through standard procedures, the mobster drives up to them, thanks them through his car window - and drives away.