Agents Gibbs and DiNozzo board Air Force One to investigate what seems to be a death by natural causes.
Gibbs and his agents investigate when a Marine crashes into a parked car after his parachute fails to open during a training exercise.
The team investigates when a Navy commander's body washes ashore along with the bodies of two drug traffickers.
The team probes the death of a sailor found clutching an officer's sword and discovers he was obsessed with a role-playing game.
A lieutenant's mummified remains turn up nearly 10 years after he was reported missing along with $1 million from his ship's safe.
Gibbs and his team board an aircraft carrier to find out how a sailor with no history of drug abuse overdosed on methamphetamines.
A decomposed body found in a tub of acid at a naval base leads Gibbs to deduce that an impostor is serving aboard one of the nuclear submarines.
The team travels to Guantanamo Bay in Cuba to probe a Navy translator's death caused by swallowing emeralds smuggled from Afghanistan.
When a widow gets a telephone call from her husband, the team must exhume the body believed to be that of the Marine.
After digging herself out of a grave, an amnesiac can remember one thing: a bomb is hidden on a Navy ship.
After a Navy commander is murdered on a beach, the team watches for a nude female sunbather who may be the only witness.
Ducky and Abby help identify a Marine whose severed leg is found in a trash receptacle, then the case takes a turn when the man's identity does not match his official photo ID.
A sniper kills Marine recruiters and leaves a white feather behind as his calling card.
With the help of a local sheriff, Gibbs and his team hunt down a possible serial killer targeting naval officers.
Gibbs puts it all on the line to help a former commanding officer who is running for his life from the government.
A gun-toting man emerges from a body bag in the autopsy lab to take Ducky, Gerald and Kate hostage. Rudolf Martin guest stars.
Gibbs, still recovering from his gunshot wound, pushes the team to investigate the body of a bludgeoned sailor, found at an illegal nightclub.
Gibbs and his team track a former Navy SEAL (guest star Tim Abell) who escapes from prison looking for revenge.
Gibbs and his team are called to investigate when a fellow NCIS agent is found murdered. Guest star: Tim Kelleher.
When a Marine explosives expert disappears outside a nightclub, Gibbs and his agents are summoned to investigate.
Gibbs and his team are called to investigate when the grisly remains of a Marine ordnance specialist are found.
Gibbs and his team believe the accidental death of a Navy SEAL, during a routine exercise, was murder.