In an effort to find the terrorist Parsa, Gibbs and the NCIS team track down one of his cohorts using evidence from the drone attack. Meanwhile, an emotionally shaken McGee struggles with the ramifications of the incident.moreless
When a stolen drone is linked to the elusive terrorist Parsa, the NCIS team partners with the Department of Defense, including Gibbs' former girlfriend, Hollis Mann, to track down the device before it is used for a large scale attack.moreless
After a mysterious illness strikes children from military families, Gibbs and the team investigate the cause. Meanwhile, Abby and Jimmy partner with the Naval Medical Research Center to determine the strain of illness, all in hopes of delivering a cure before the holidays. Also, Vance struggles with forgiveness as his estranged father-in-law makes a surprise visit to his home.moreless
Complications arise when the NCIS team discovers a link between a murder victim and the boyfriend of Gibbs' ex-wife.
When it's discovered the Secretary of the Navy was bugged during a confidential briefing, the NCIS team must work with NSA Analyst Ellie Bishop to help determine who is responsible.
An open-and-shut hit-and-run is anything but for NCIS when the prime suspect's lawyer confides in Gibbs that her client's confidential alibi is solid.
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.
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.