When criminals begin to turn up dead with police-issued bullets left at the murder scenes, the killer turns out to be someone Hunter and McCall would least expect.
A tycoon is shot to death while alone in his locked study, minutes after telling Hunter and McCall that his adult children were trying to kill him for cutting off their allowances.
The commander suspects that an officer (possibly Hunter) stole a large sum of money from a drug bust five years ago, and is now killing his cohorts to steal their shares.
Hunter is convinced that he can prove a wife killed her husband in a boat explosion - even after she's acquitted at trial.
A cryptic dying declaration is key to solving the stabbing murder of a wealthy and deaf business owner.
Sporty James goes on the run from a Colombian drug lord who believes James has a missing suitcase containing $1 million.
Devane's ex-wife is murdered, hours after she hit a parked car containing a dead body. Hunter tries to keep Devane from seeking revenge.
The FBI takes interest in Hunter and McCall's investigation of the Bulgarian contract killer thought to be responsible for Shannon Richards's death.
A film star with a mysterious past is left to die in a park after being forced to overdose on alcohol.
A skeleton discovered in a demolished building reopens the 41-year-old unsolved murder case of an aspiring actress.
Hunter fears that his retired former partner will seek revenge on the drug dealers who shot his wife.
McCall suspects a Jesuit priest -- who stands to inherit $50 million -- is behind the murder of one of Hunter's old flames, while Hunter focuses his attention on the woman's lovesick employer.
A wealthy housewife comes under suspicion after suddenly refusing to identify the burglar who stole her valuable necklace.
A would-be extortionist becomes emboldened when a corrupt businessman's attempt to kill him goes awry.
McCall puts her career on the line to bring the "Bigfoot" rapist to justice. Meanwhile, Hunter faces excessive force charges after the arrest of Stacey Tyler's killer.
McCall identifies the suspected serial rapist but has insufficient evidence to make an arrest. Meanwhile, prostitute Stacey Tyler is hunted by the cult member responsible for her friend's disappearance.
McCall is accused of entrapment by a judge arrested in a prostitution sting. Meanwhile, a serial rapist is suspected of murdering his latest victim. In a third case, a teenage prostitute reports that her friend has been kidnapped by a satanic cult.
While investigating a millionaire's murder, a snowstorm strands Hunter and McCall at a remote mansion with his eccentric siblings, all of whom are suspects.
The son of a Hispanic mayoral candidate is shot and killed. A riot ensues when the killers are believed to be Caucasian police officers.
The mail-order bride of Hunter's old Army buddy goes missing. The broker who arranged the marriage is murdered soon after.
Hunter and McCall hesitate to arrest an unlikely assassin when they learn of his motive for targeting a community leader with strong ties to organized crime.
As Hunter and McCall work to identify a mysterious murdered transient, the killer pursues the only witness.