6 seasons available
NCIS searches for a missing undercover agent in the midst of an active hostage situation.
As Vance prepares to host diplomatic talks with Venezuela, the team is called in to investigate the dead body of one of his inside men.
NCIS is called in to investigate when a lieutenant returns home on Halloween Eve to find a surprise party being thrown for someone else at his home.
After receiving intelligence on deadly threats to multiple locations that could lead to a catastrophic war, NCIS is called in to try to neutralize the danger.
NCIS works with the CIA to discover what secrets are being kept by Capt. Butler, an aging former spy.
NCIS investigates a murder related to a car that begins driving on its own; Parker continues to see visions of Lily.
When a shocking tell-all threatens to ruin Christmas for a decorated Marine, NCIS must unwrap the truth and deliver a holiday miracle -- before the book hits shelves and turns a hero's legacy into a holiday disaster.
After NCIS learns that the owner of Parker's favorite bakery is being blackmailed, they hatch a plan to save her from the perpetrators; tensions heighten when Torres' secret romance is discovered.
NCIS stages a fake wedding for two of its own in an attempt to take down the mob.
NCIS investigates the fatal poisoning of one of Kasie's forensic scientists; McGee is questioned by the Pentagon regarding the contents of his book.
The NCIS team must help Torres when he puts his future at stake by confronting the man who tormented his family when he was a child.
As NCIS mourns the loss of Ducky, the agents find comfort in working on one of his unfinished cases involving a woman whose father was dishonorably discharged from the Marines.
When the NCIS team engages in Walk-a-Mile day to gain a new perspective on different departments, things take a turn when Kasie receives a distress call from a mysterious man.
The NCIS team races against time to find a missing officer who disappears during his wedding proposal.
With the help of Knight's dad, special agent Feng Zhao, NCIS works to unravel the mystery of a recently used service weapon belonging to a missing agent; McGee is in a tailspin when DNA results reveal a close relative he was unaware of.
After discovering a Navy pilot's body riddled with unusual wounds, NCIS' investigation draws the team into the rabbit hole of UFO conspiracy theories.
NCIS comes under attack by a mysterious enemy from the past; Vance tries to mend fences with his estranged son by explaining why, despite the ongoing dangers of his job, he still chooses to stay at NCIS.
The NCIS team looks for a motive behind the kidnapping and death of a famous heart surgeon.
After discovering the remains of a Marine captain, the NCIS team travels to Texas to interrogate the suspected killer.
Parker and Knight discover three bodies on an old Navy ship that's about to be sunk and turned into an artificial reef, when they're suddenly locked inside by a mysterious figure; Vance offers Knight a unique opportunity.
When a dead body is found at an ancient burial site that is thought to be cursed, the team tries to determine the motive and the symbolism behind the crime; as Torres continues therapy with Dr. Grace, he discovers that their lives are in danger.
Agent Knight's past resurfaces when her ex-boyfriend, a National Parks Service agent, teams up with NCIS to investigate a campsite murder.
Agent Parker steps up to protect director Vance after a terrifying home invasion; the team detects advancements in Jessica and Jimmy's blossoming romance.
When an NCIS agent turns up dead and Kasie goes unaccounted for, the team must work quickly to find the killer.
NCIS must investigate the secretary of the Navy when her husband claims she tried to murder him.
After an unknown shooter causes chaos at an annual Thanksgiving 5K, time is of the essence for the NCIS team to find the culprit; Kasie joins Knight for Thanksgiving lunch at Knight's sister's house.
NCIS investigates the death of a college student who was killed while running across the street and had connections to McGee's wife.
NCIS agents from Washington, D.C., Los Angeles and Hawaii, in D.C. to attend the retirement party of a beloved Federal Law Enforcement Training Center professor, find themselves investigating his shocking suicide.
Parker discovers he's a victim of identity theft while investigating the unusual murder of a Navy ensign; Knight and Jimmy face hurdles in their relationship as their connection heightens.
When an old pal of Torres' comes to him -- disheveled and bloodied -- for guidance amidst an undercover FBI operation and then disappears, NCIS helps track him down; McGee prepares to be a contestant on a popular game show.
In preparation for a role, a world-renowned actress shadows the NCIS team as they investigate a decapitation case.
Parker grapples with his emotions when a con man from his past turns up as a prime suspect in the murder of a navy officer.
NCIS investigates the death of a ride-share driver who was found after a car accident; Parker's dad, who is temporarily living with him, assists the team in their investigation.
The NCIS team jumps into motion to investigate who is responsible for a potential bioterror attack at a strip mall parking garage; Knight's father deals with a health scare while in Japan.
NCIS works to solve the murder of a Marine private who appears to have been killed for helping an Afghan refugee; Jimmy navigates the pressure of parenting his teenage daughter, who is eager to go out on an unchaperoned group date.
The NCIS team digs deep to investigate a Navy lieutenant who's accused of trying to murder her husband but has no memory of the attack; Kasie navigates a potential medical scare.
Agent Knight goes viral for saving a mother and child from a potentially fatal car accident.
NCIS works to solve the murder of a senator's daughter who has a rebellious reputation and large online following; Jimmy gets competitive with an old college rival.
NCIS must investigate a string of Russian spy encounters that may be linked to a suspicious murder; Jimmy accidentally makes a confession that could change the course of his relationship with Knight.
Agent Torres finds himself in prison as the team tries to stop an impending terror attack on U.S. soil.
Gibbs finds himself on an emotional journey into his past when he agrees to help the childhood friend of his now-dead daughter.
The NCIS team must learn to work without Gibbs, who has retired; Ziva witnesses a political assassination and the FBI wants her.
Abby becomes the target of a stalker, sending the team into protective overdrive, searching for the person who is out to get her.
Ziva finds herself under investigation for the death of a suspect; Director Shepard is kidnapped.
Gibbs' long-suppressed memories overwhelm him as he recovers from injuries he sustained in a terrorist bombing.
Gibbs suffers a temporary memory loss as he recovers from his injuries; the team tries to prevent a terrorist attack on the U.S. Navy.