Dexter's world is rocked when a rival serial murderer, dubbed the Ice Truck Killer by the media, privately contacts him and reveals that he knows Dexter's grisly secret. Meanwhile, Dexter's sister Debra is transferred to Homicide.

The FBI is tasked with finding the killer of several DEA agents, and Jane goes on a date with a beautiful woman associated with the case.

Jane and the FBI investigate the murder of a high-tech cartographer who may have unearthed a spy ring before his death. Meanwhile, Rigsby and Van Pelt find themselves on the trail of an alarming conspiracy.

Jane's investigation leads him to join a separatist commune after a U.S. attorney is found dead in Mexico, even though there's no record of her crossing the border. Also, Rigsby and Van Pelt convince J.J. LaRoche to help them discover who is stalking former CBI members.

Jane and Fischer investigate a murder at an oil fracking site, while Rigsby and Van Pelt travel to Austin to help investigate suspects in the string of attacks on former CBI team members.

Grace is kidnapped by the killer who has been hunting former CBI members, but when the prime suspect appears to have an airtight alibi, Jane must rely on all his skills to locate her before time runs out.

Jane enlists his colleagues in a dangerous sting operation to catch a deadly team of art thieves. Meanwhile, sparks fly between Lisbon and an agent from the FBI's art squad.

Jane and the FBI take up the cause of a death row inmate who has two days to prove his innocence before his sentence is carried out.

When a woman is found murdered near a remote men's social club, Jane must find a way to insinuate himself into the insular group to find the killer.

When a woman is found murdered near a remote men's social club, Jane must find a way to insinuate himself into the insular group to find the killer.

A chance encounter with a suspicious-looking individual leads Jane and Lisbon to uncover a vast human smuggling ring. Meanwhile, Lisbon remains tempted by Pike's offer to move to D.C. with him.

Jane's freedom is at stake when a grand jury is empanelled to decide if he should be tried for the murder of Red John. Meanwhile, Cho and Abbott follow new leads in the human smuggling ring they recently uncovered.

With time running out to save the victims of a kidnapping ring before they are transported overseas, Jane and Lisbon zero in on the criminal enterprise's mastermind. Meanwhile, Lisbon decides if she will move to D.C. with Agent Pike.

A new lead in a cold case requires Lisbon to delay her plans to leave for Washington, D.C., giving Jane time to finally come to terms with his feelings for her and decide on a course of action.

Jane and Lisbon are a few weeks into their new relationship when they investigate the murder of an undercover agent. However, they decide to keep their relationship a secret from their colleagues, including the young, ambitious agent Michelle Vega who's joined the team.

Lisbon goes undercover as a prison inmate in order to get a convict to turn on her boyfriend who is the leader of the high-end car theft ring.

Jane and Lisbon travel on a dangerous mission in Beirut where they must work with a familiar adversary, femme fatale Erica Flynn, who agrees to help the FBI apprehend her boyfriend, a courier for terrorist organisations, in exchange for amnesty for past crimes.

The team investigates a murder linked to a counterfeit diamond operation but illness forces Jane to steer the case from the office as he recuperates. Meanwhile, Abbott is concerned that past transgressions could harm is wife's chance to obtain a job in Washington D.C.

A chance encounter with a military colonel leads Jane to believe the officer is hiding something, prompting him to dig into the closed murder case of the man's wife.

The FBI is brought in to consult on a botched DEA raid, but when Abbott's former boss tries to blackmail him into keeping the agency's missteps quiet, Abbott is forced to choose between his career and his morals.

A murder investigation becomes personal for Lisbon when she learns that her underachieving, younger brother Jimmy is being sought as a key witness.

When Abbott's old boss, Agent Peterson, threatens Abbott's career - and possibly his freedom - Jane devises a risky plan to protect his friend's future.

In the second part of this series the police intensify their investigation and continue to gather evidence against Kempson. Interviews with his step-brother and a former girlfriend build a detailed picture of Kempson and his misogynist brutality.

A charming visitor takes an interest in Cassandra and her library expansion project... but he’s not who he claims to be.

Police excavate the crawlspace; media circus begins; two teens navigate boyhood in Uptown.

With Smurf in jail, Baz makes his move to run the family, but his brothers have other plans.

Smurf realises she may be in jail a lot longer than expected, so she pits her sons against one another, the consequences be damned.

Baz fights for his life as the Cody boys figure out what their next move is in the aftermath of the shooting. Smurf gets some surprising news in jail and fields an offer from Pearce.