A naval officer dies on board Air Force One of an apparent stroke after eating with the president. Secret Service, F.B.I. and N.C.I.S all want to take charge of the investigation to determine if it was murder or natural causes.
The mummified remains of a sailor is found by a hunter. The sailor had been accused of stealing millions of dollars, but the money was never found. NCIS investigates to determine who really stole the money.
After a Rota port nightclub visit, aircraft-carrier arresting gear operator petty officer first class Bobby Wilkes, on excessively demanding chief Reyes's team, is found naked in a restaurant freezer, in time to prevent permanent damage. He was high on methamphetamine without precedent and claims his drink must have been spiked. The team must get orientated in the ship's complex maze, causing various embarrassment to crew (especially opposite sex) and them. Tony feels theatened by the presence of his predecessor as Gibb's number two, beloved Stan Burley. Colleague ...
A Jane Doe crawls out of a shallow grave in a park, with virtually total amnesia caused by a blow on the head and the emotional trauma of live burial, unlikely to recover fast or completely, yet tells the police, which calls the NCIS, about a bomb on an unspecified US Navy ship. She wasn't raped but gets memory flashes, first about a church. She pretends to recall her name and address to grant the permission to leave the hospital, and then is taken in by Caitlin 'Kate' Todd who keeps trying to trigger her memory about the bomb. A magnetic hotel key and the chemicals ...
When a Marine Recruiter is killed by a sniper, NCIS starts to investigate. When another recruiter is killed in another area, the FBI tries to take over the investigation. It's a race to find the sniper before another recruiter is killed.
The body of a naval dentist is found bound and gagged alongside the road to the base. NCIS investigates with the help of a local Sheriff. As more people are killed in the same manner, they start searching for a serial killer.
A seal convicted of murdering his wife escapes from prison. He claims to have discovered who really killed his wife, and wants revenge. To catch him, NCIS must reopen the case, to figure out who he's after
A marine disappears, a further investigation shows that other members of his former unit have been reported missing, then found after they were tortured/killed. Can they find the marine before he becomes the latest victim?
A Seal is killed in an apparent accident while training for a highly classified mission. NCIS investigates and discovers that it wasn't an accident. NCIS must quickly determine who killed him, or the mission will have to be aborted.
As Gibbs's obsession with the unknown terrorist hits its boiling point, the terrorist returns. Taking Kate hostage, he's on a mission to assassinate the Presidents of the U.S. and Israel. All is not as it seems though.