Guest Appearances

Patrick attempts to expose a spiritualist, who claims to have intimate knowledge of a woman's murder, as a fraud.

The agents are drawn into the hunt for a murderer impersonating Red John, only for the real serial killer to strike on the other side of California. Seemingly intent on gaining publicity for herself, professional psychic Kristina Frye makes a potentially fatal mistake in appealing to Red John during a televised interview.

Jane comes face-to-face with cult leader Bret Stiles, who offers some information regarding Red John and the missing Kristina Frye.

Sparks fly between Jane and professional psychic Kristina Frye when they are called in to investigate the murder of an anti-human trafficking campaigner.

Dr Ephraim Goodweather and his team investigate a plane that lands in New York City with everyone on board dead. Pawnbroker Abraham Setrakian is convinced that something sinister is beginning.

The Secretary of the Navy assigns the NCIS team to a joint terrorism task force after a naval research scientist is murdered, and the lead suspect is wanted by the Russian government.

An NSA analyst who predicted a security breach works with the team after the Secretary of Navy is bugged during a confidential briefing.

Ziva is still missing in Israel and Tony travels there to find her. Meanwhile, Gibbs and the others are trying to find the source of a terrorist ring that seems intent on wiping out the team.

When a death occurs during an explosion on a ship, the NCIS team works with Abby Borin from the Coast Guard to find out who caused the explosion and in turn the murder.

The four survivors begin manifesting strange symptoms, but Eph and Nora's attempt to quarantine them is thwarted. Setrakian receives a surprise visit from an old acquaintance.

Vance returns to partner up with Gibbs for a murder investigation connected to a former NCIS agent put away for evidence theft.

An investigative journalist refuses to give up a source, even when the source admits to committing murder; Danny works with a troubled teenager as part of a NYPD program intended to help troubled youth.

When a suspect confesses to murdering a celebrity chef, Baez and Danny don't believe him; a longtime friend's request for help puts Frank in a tough position.

When secretary of the navy Sarah Porter learns her daughter has been kidnapped, Gibbs's team partners with the FBI to track the case, determine a motive and bring her home.

Eph reluctantly joins Setrakian's quest in hopes of gathering enough evidence to warrant a citywide quarantine. Fet encounters the unexpected inside the subway tunnels. A medical emergency threatens Palmer's master plan.

Nina realises she has no idea how to deal with Jake's recovery; Ephram encourages Kyle to meet with his long-absent father.

When a bearded, rotund man in a red Santa suit with an ID reading Kris Kringle falls from the sky in Central Park, Castle and Beckett are on the hunt to find the person who killed Santa.

The investigation into the death of a sex offender who was harassed by local police becomes more complicated after sources in the NYPD and the DA's office suggest, contrary to the evidence, that it may be the act of a serial killer.

Conflict arises when Amy encourages Hannah to get involved with Planned Parenthood; Harold and Rose consider adopting a child from Africa.

Kira learns that her mother, taken from a refugee centre to be a Cardassian comfort woman, willingly became Gul Dukat's mistress.