Gina falls for an Irish pacifist who believes there is no point fighting fire with fire anymore - or so she thinks.

Crockett and Tubbs are fingered as cops by a Customs agent who's being blackmailed by the drug kingpin the detectives are trying to nail.

Tubbs poses as a con to expose prison guards who are extorting drugs from inmates, and killing those who refuse.

A star high school athlete, arrested for delivering heroin, agrees to help Crockett trap a 15-year-old drug lord; it turns ugly.

Crockett tries to nail a psychotic murderer by thinking like his quarry, despite the fact that another cop using that tactic wound up in a psych ward.

Crockett & Tubbs keep tabs on a crusty old stranger who plans to cut a deal with a murderous Bolivian drug dealer.

Tubbs' former partner frames him when he abducts a chemist for some drug dealers.

Unexpected contraband--babies and a stowaway mother seeking the child taken from her--puts the cops on the trail of an adoption ring.

An undercover cop and his hooker lover help the detectives find the source of some pharmaceutical grade cocaine.

New leads persuade Crockett that a man he put on death row might be innocent, but a campaign-conscious DA is reluctant to help.

Zito reluctantly uses a boxer as bait to help the vice squad nail a former drug kingpin involved in bookmaking; it ends in tragedy and the loss of a comrade for the vice cops.

Switek is outraged by Internal Affairs' findings; Crockett and Tubbs' TV gambit may prove fatal when a mobster reclaims the action lost to Guzman.

Crockett & Tubbs stumble onto a plot by fanatical Cuban commandos to assassinate an important Cuban diplomat.

Castillo is not the only one to realize that a series of prostitute murders matches the M.O. of killings in Vietnam in the early 70s; the cops get help on the case from a man claiming to be a Vietnamese inspector.

Crockett's romantic entanglement with a heroin-addicted doctor jeopardizes his case against a dealer.

Tubbs finds out that his ""raffle prize"" --- a week in the Caribbean --- is set up by a vengeful con and the Calderones to lure him out of his jurisdiction.

The electronics whiz providing Crockett & Tubbs with surveillance devices also outfits their drug-dealing quarry.

Tubbs searches desperately for the source of information leaks about future busts.

Crockett's latest romance with a respected businesswoman (Melanie Griffith) turns sour when it is revealed that the woman is actually a high-class madam with connections to a notorious money launderer (George Takei).

Crockett & Tubbs probe drug busts ruined by phony federal agents who disappear with the evidence.

A motorcycle gang seeks to avenge a drug-dealing comrade's death by killing off his former customers.

An actor/writer is in danger when he steals a drug dealer's briefcase and the vital information it contains.

An East German spy seeks to avenge the murder of Gina's mother in Cuba 26 years earlier, and uses her to lure the killer out.