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.
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
Tony faces a boy from his past when missing classified Navy documents are found after a warehouse fire, prompting the NCIS team to join the Baltimore police department investigation.
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.
A case hits close to home when the lead suspect in the murder of a petty officer is Director Vance's brother-in-law.
Following a leak of classified information, the Secretary of the Navy partners NCIS with PsyOps to solve the mysterious case.
When a Chief Petty Officer with top-secret clearance to a Naval research laboratory is murdered, the investigation leads the NCIS team to an international arms dealer. Meanwhile, a probationary agent tries to impress Gibbs hoping to join his team.moreless
The team must investigate the apparent suicide of a Navy reservist with a high security clearance. Suicide is the apparent cause of his death, but is it the right one? Gibbs and Dr. Samantha Ryan of the PsyOps Division race to solve the mystery of the Navy reservist's death.moreless
When a Navy captain is found dead and dressed in a weird costume under his uniform, the NCIS team comes upon a secret society consisting of real-life superheroes, and they have to track down the villain in the story with the help of Tony's ex-fiance.moreless
While stopping by his usual diner for coffee, Gibbs finds himself in grave danger, prompting him to think about his past and the choices he made in his life.