NCIS and the CGIS head out to sea to investigate a suspicious explosion on board an oil rig.
The latest NCIS investigation returns DiNozzo to his Baltimore P.D. days when he chases a felony suspect from a 15-year-old case.
The murder of a woman impersonating a deceased soldier leads Gibbs to an Afghan women's shelter formerly championed by Mike Franks.
The NCIS team utilizes Twitter to help solve a case, and McGee agonizes over his lost badge.
As Gibbs and the team search for a terrorist ring stateside, Tony travels to Israel with the mission of finding Ziva.
Following an explosion at a D.C. black-tie affair, Parsons assumes a new role within the NCIS agency, while Gibbs' team remains down three agents.
Pierce is sure that a psychiatric hospital is full of secrets after he investigates a stabbing there.
Gibbs and the team are assigned legal counsel after the Department of Defense IG Investigator puts their future at the agency in jeopardy.
The NCIS team is questioned by a Department of Defense investigator regarding their response to the Bodnar case.
Against orders from Homeland Security, the NCIS team continues their manhunt for the elusive Bodnar.
After Ziva tracks a lead on Bodnar to Berlin, she and Tony head overseas in the hopes of avenging her father's death.
When a Navy reservist returns home to find her husband missing and her living room covered in blood, she turns to the NCIS team to bring him home. Meanwhile, Tony suspects that Ziva is planning a risky move to avenge her father's death.moreless
A massive storm brings the NCIS team aboard the USS Borealis, where everyone becomes a suspect once the crime scene proves that Mother Nature wasn't the only culprit. Tension builds when McGee discovers that his estranged father, Navy Admiral John McGee, was on board during the incident.moreless
After Ducky and Jimmy fail to return to headquarters following a crime scene investigation, the rest of the NCIS team works to locate the disappearing duo.
The team looks into a hacker that could lead them to the most-wanted cyber terrorist in the world.
It's Christmas time for the DiNozzos when Tony's dad comes to visit. Meanwhile, the NCIS team is "following the money" in order to solve a murder investigation.
The NCIS team investigates the brutal murder of a Navy Lieutenant who just returned home from the Middle East.
When a petty officer is murdered in a billionare's Ferrari, the NCIS team stumbles upon Gibbs' namesake.
The NCIS team has to find out the cause of the helicopter crash that was found on shore and locate the missing pilot. Meawhile, Ziva issues a dare to Tony and McGee.
While on medical leave, Ducky decides to reopen a 12-year-old case by ordering the exhumation of a Navy commander's body. Meanwhile, the team also investigates a recent death of a Marine that may be tied to Ducky's old case.moreless
The NCIS team investigates the cause of a mysterious death involving a NCIS armory employee that was found four months after the Navy Yard bombings. Meanwhile, the team has to undergo mandatory psych evaluations, causing Gibbs to worry about Abby.moreless
Gibbs goes on the hunt to find Harper Dearing and bring him down following the NCIS headquarters bombing.
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 team's search for a terrorist targeting the Navy takes a bizarre turn when a high-tech bug is found in Probationary Agent Ned Dorneget's tooth.
Tony and Ziva travel to Colombia, where they are joined by Ziva's longtime mentor in the search for a missing Marine Lieutenant and Navy Chaplain.