Season 4

When Ziva is framed for a political assassination, she must avoid the FBI and deal with the consequences without Gibbs' help, who is now enjoying his

Gibbs is forced to come back out of his retirement to help Fornell, who is being threatened by a convict that escaped from prison. Gibbs and the NCIS

An abandoned car, registered to a missing Navy Lieutenant, is found with blood stains inside. The NCIS team learn that the missing Lieutenant was prof

After police pull over a driver and arrest him for a concealed weapon, a car crashes into their patrol car with a dead man behind the wheel. The arres

When a missing Lance Corporal is found dead in a vacant house, the NCIS team discover that he was buried in the backyard and then exhumed. They learn

It's Halloween and the NCIS team are busy investigating a ransom case. A Marine's daughter has been kidnapped after the Marine was attacked in his hom

When a Marine Colonel dies in an explosion at a military golf course, the NCIS team must investigate a suspected terrorist attack with the help from t

When an honored Marine veteran is found dead in a hotel, the NCIS team must find out what happened to him. Soon they realize that the Marine didn't co

McGee breaks the rules, risking his NCIS job, to help his sister Sarah, who shows up disoriented and bloodied. While he works on figuring out what hap

When a burnt and mummified body of a missing and wanted person is found in a furnace on a Marine base, NCIS must work with the FBI. The burnt man turn

When a robotic vehicle named "Otto," a part of a high-level project of the Department of Defense, causes a death of a Navy Lieutenant, and later almos

When a high-level Marine intelligence officer is found murdered in a small motel room, the NCIS team must find the person who murdered her. After disc

When the NCIS team learn that a missing ten kilograms of highly toxic chemical weapons are now in the hands of Mamoun Sharif, a wanted terrorist, they

After catching an international arms dealer, the NCIS team learn that the Navy's highly classified weapons system will be sold to arms dealer La Greno

When a dead body of a sailor is found in an abandoned part of the town, all the evidence seem to point that the person died from a drug overdose, but

When a Navy Lieutenant becomes the victim of radiation poisoning, the NCIS team must find the person who's behind the crime. The Lieutenant, who is wo

When an explosion at a military cemetery mausoleum reveals a crypt full of a mixture of body parts, the NCIS team must inform the families of the vict

When a supposedly frozen to death Marine turns out alive on Ducky's autopsy table, the NCIS team have to find out about the victim's movements in the

When a weekend call to the NCIS tip line from an unknown source about possible terrorist activity results in the death of two agents sent into a trap,

McGee is under high pressure during the murder investigation of a Petty Officer based on the character for his latest book, with very little informati

Director Shepard makes a huge mistake by meeting a man alone to inform her about La Grenouille, as their meeting turns into a murder of the informant.

When a blind photographer shoots the body of a Petty Officer on film, the NCIS team use his special insight to investigate the crime.

When Jenny has to attend an overseas conference, Gibbs is made acting director, but he prefers to ignore his duties and lead the investigation of the

When Jenny returns from her European trip, the entire NCIS team will be forced to take a Homeland Security polygraph test, and the deepest secrets of