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 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.
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
A marine skilled in K-9 bomb detection is killed on duty in Afghanistan and his wife begs the NCIS team to conduct their own investigation.
Gibbs' barber seeks his help in ruling out his son as a suspect in a high-profile case.
While grieving for the death of his wife and the mother of his children, Director Vance comes across personal information he didn't expect and it makes him doubt everything.
An investigation hits close to home and gets personal as the NCIS team seeks answers and demands justice.
The NCIS team investigates the case involving a Navy petty officer and a dead journalist. Meanwhile, Ziva is shocked when her father pays her a visit.
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.
The NCIS team investigates a fire on a U.S. Navy ship which leads them to a revelation that threatens the security of all U.S. Navy facilities worldwide. Meanwhile, Tony and Ziva travel to Italy to investigate an explosive device that was found on a Navy ship.moreless