

When one of their own disappears while undercover, the team must work alongside LAPD on a case involving human-trafficking, money laundering and drugs.

After a mysterious hit squad takes out a Special Agent on assignment, the NCIS team jumps into action before the next target is set.

The NCIS team jumps into action when video surveillance footage shows an ambush on a humvee transporting Marines in the desert. Meanwhile, Nate returns from his mystery assignment.

The team investigates the murder of a Marine who had top-level security clearance, and the corpse is missing a hand.

The team races against time to save a Naval Commander's daughter after seeing a video of her being buried alive.

When a murdered antiques dealer's book of top-secret information goes missing, Hetty sends the NCIS team on a mission to find it.

Hetty and the NCIS team continue to search for an elusive book that has the attention of several foreign security agencies.

After Callen catches a man breaking into his house, a former KGB operative leads the NCIS team to a shipment of counterfeit computer chips entering the United States.

Suspicious of an undercover venture involving a deal between corrupt cops and military personnel, Callen and Sam try to expose the illegal operation by posing as California highway patrol officers.

Sam resumes a former alias and boards a one-way flight to Yemen in hopes of tracking down a terrorist group's leader and rescuing the hostage son of a Saudi Prince.

NCIS investigates whether the life of a Venezuelan politician is in danger after a Navy Intelligence Commander who is responsible for tracking his moves suddenly disappears.

After a rocket engine expert is killed, NCIS tech operator Eric Beale goes undercover for the first time to ensure that the classified technology used to build satellites is safe.

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.