When Jenny returns from her European trip, the entire NCIS team will be forced to take a Homeland Security polygraph test, and the deepest secrets of each agent are about…

Former FBI Agent Tobias Fornell pleads with Gibbs to do whatever is necessary to take down drug dealers and suppliers in the area after his daughter, Emily Fornell, is hospitalized…

Sloane is adamant that a man who held her hostage and tortured her years ago in Afghanistan, and was believed to have been killed following her rescue, is alive and…

When a Navy SEAL vanishes during an unsanctioned trip, Gibbs, McGee and Torres travel to an unpopulated area in Paraguay that’s teeming with violent rebels.

NCIS, FBI and MI6 continue an international manhunt for an escaped British spy who is targeting current and former agents.

NCIS feverishly investigates a global terrorist group that is recruiting teens via the Internet, following a deadly bombing overseas that results in an emotional and surprising loss for the team.

The NCIS team investigates whether a fire on a U.S. Navy ship that served as a secret detention site for indicted terrorists was accidental or an intentional diversion for an…

The international manhunt for Eli David’s killer turns into a federal witch hunt against Gibbs and the team, which questions their unconventional methods and threatens their future at the agency.

Terrorism shakes the foundations of the Navy and NCIS to such an extent that Gibbs and the team face surprises that will devastate them.

The lives of NCIS members are in jeopardy when they come face-to-face with the infamous Port-to-Port killer, on the eighth season finale of NCIS.

Gibbs heads to Mexico to face his demons and make a startling decision.

After a security breach at the SecNav’s residence leads to the death of an ICE agent, Gibbs and the team are forced to work with ICE and the FBI to…

The NCIS team must work on an assignment against a terrorist group without Gibbs, who is still recovering from the explosion. Gibbs has to fight with memory loss, while he’s…

Callen and Sam work with Navy Captain Harmon “Harm” Rabb, Jr. (David James Elliott) to locate a group of ISIS sympathizers aboard the USS Allegiance. Also, Hetty enlists her friend,…

Despite several team members having grave reservations, NCIS travels to Mexico for a risky mission to locate and rescue Mosley’s son.

Following the kidnapping of Sam’s wife, Michelle Hanna, Sam goes rogue from the NCIS team and attempts to stop his arch nemesis Tahir Khaled from ever targeting his family again.

Sam receives a distress code from Aiden saying that his school is being taken over by an extremist group.

Some of the team have to assume undercover identities in Moscow so that they can locate their suspects.

When the NCIS: Los Angeles team and DEA uncover the cartel’s plans to slyly transport billions of dollars’ worth of cocaine from Colombia to the U.S. using a submarine, Callen…

A nuclear explosion in the Pacific reignites the search for stolen nuclear weapons and prompts Hetty to shuffle the NCIS: LA partnerships, sending Callen and Kensi overseas and leaving Sam…

The L.A. team is drawn into a deadly mind game against a master criminal motivated by Revenge.

Hetty’s sudden resignation prompts Callen and the NCIS team to investigate the reason why she would disappear in the hopes of tracking her down.

Callen races against a ruthless adversary to locate a woman who knows the whereabouts of a forgotten fortune earmarked to fund a new war in the Middle East – and…

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