The Mentalist - Season 4

The CBI team looks into the murder of a John Doe. When Jane fails again in his attempt to defeat Red John, he hits rock bottom, finds a lover and things go downhill from there.

The CBI investigate the death of a young man found outside a cabaret and who was bullied by everyone on their suspect list.

Red John taunts Jane on the ninth anniversary of his wife and daughter's death. With Jane's attention diverted and his concentration wavering, the current investigation and his CBI career are put at risk.

The CBI team is trying to find a serial killer while Jane encounters a blogger who has devoted his life to finding the killer.

While Cho and Summer hide their relationship, Jane and the CBI try to determine who killed a popular English teacher. Rigsby nervously awaits the birth of his child.

When an anti-cult activist is murdered, Jane must determine if cult leader Bret Stiles is responsible.

Jane goes along with Agent Darcy's request for his help even though he suspects she's intentionally keeping something concealed. After a woman is murdered following a meeting with someone in an online chat room, the CBI steps in to investigate.

Jane almost drowns while investigating a fireman's murder and loses his memory, turning him into his old con man self.

Jane runs into a stage magician from his tour days while he and the CBI are investigating the murder of a casino employee.

The murder of a wealthy salesman with terminal cancer is investigated by the CBI. Cho must confront things that he's been trying hard to avoid.

The investigation into the death of a surfer reunites Lisbon with her former fiancé. Cho is beginning to question why he's with Summer.

While the jury deliberates, Jane tries to prove a woman charged with murder is innocent. While helping Cho with a case, Summer may have gone too far.

The CBI team must determine who killed a disgraced clothing designer who was on the verge of a comeback. FBI Agent Darcy hasn't finished with her investigation into Red John.

In order to determine who killed an undercover narc, Jane and the CBI team must go back over every step of her investigation.

A former client, who still believes that Jane was a psychic, asks for help when her son is kidnapped.

Jane and Lisbon are investigating the murder of an NFL star who was blown up in a car explosion while Rigsby and Harrigan take their relationship to the next level.

The CBI has a new supervising agent, Ray Haffner, while Patrick Jane is trying to get his team back together.

Jane and the CBI team investigate the murder of a high-end divorce attorney, with many enemies, after he is killed on his speed boat. Meanwhile, Agent Darcy questions Jane about Red John's involvement in Panzer's murder.

An island off the coast of California holds clues to a murdered woman. Rigsby worries that because he has a new girlfriend, Van Pelt will feel uncomfortable around him.

After being imprisoned, Patrick Jane has to prove that the man he shot really was Red John. Meanwhile, Lisbon is trying to persuade Van Pelt to seek counseling in the aftermath of her fiancé's death.

While Lisbon looks into the death of a photographer at a political rally, Jane has his sights set on proving a man carrying a gun at the same rally is a psychopath with murder on his mind.

When Erica Flynn, someone Jane helped convict of murder, claims to have information about the death of a charity worker, Jane has her furloughed in exchange for that information.

The CBI don't have much to go on when a mob boss' son is killed and Van Pelt is troubled by recollections of O'Laughlin's shooting.

While trying to solve the murder of a police chief Lisbon runs into her brother Tommy, a bounty hunter, who's tracking a bail jumper.