Return of the American drama following the work of the Naval Criminal Investigative Service. Gibbs and McGee travel to Russia to escort a computer expert connected to classified intel. However, the mission is compromised and they are forced to go off the grid while being hunted by Russian mercenaries. Meanwhile, the team in DC frantically tries to locate the missing pair. Mark Harmon and Sean Murray star
The team investigates the death of a Navy Lieutenant who has been murdered while on his way to a meeting with the President, and must ascertain whether the killing was part of a recent spate of muggings in the area - or a targeted hit to keep information secret. Starring Mark Harmon, Michael Weatherly and Pauley Perrette
Ducky works on a case involving his estranged childhood best friend, travelling to London with Special Agent Bishop to interview his pal's family and co-workers. While away, the detective reflects on his own past choices, and examines how they have affected his present life. Alice Krige guest stars.
The NCIS team is assigned to a joint terrorism task force by the Secretary when a Moscow-born scientist who it is believed may have been targeted by the Russians for selling state secrets, is found dead. The trail appears to lead to a friend of Sofia's, another scientist who worked for Russia and who may have succumbed to professional jealousy. However, when she too is found dead, the team discovers the hallmarks of Sergei Mishnev, the terrorist who nearly killed Gibbs. Starring Mark Harmon, Michael Weatherly and Pauley Perrette
While on a joint Coast Guard and NCIS training exercise at sea with Agent Borin, Gibbs spots a dead man overboard, who is found to be a missing member of the crew of a nearby vessel. However, when the agent boards the ship for questioning, he realises it has been commandeered by pirates. Naval drama, starring Mark Harmon, Michael Weatherly and Pauley Perrette.
The team investigates the murder of a Navy commander's wife, determining whether it is linked to her role as a therapist, or an act of terrorism since her husband's name has appeared on a Jihadist's target list. Elsewhere, the group discusses Halloween costumes, as well as Tony's recent dating habits. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
The team uncovers a fraudulent charity that preys on those searching for missing military personnel while investigating the murder of a retired Master Sergeant. Meanwhile, Bishop agonises over the results of her probation evaluation, and Tony contemplates adopting a stray cat that followed him home. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
The team investigates the cause of a hit-and-run incident in which a Petty Officer has been killed. Meanwhile, Gibbs works to clear a Navy Hospital Corpsman who has been indicted for illegally providing medical aid to victims of the crash, despite the injured insisting her techniques helped save their lives. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
An enigmatic killer shoots dead a businessman spending Thanksgiving at a hotel in the city, then takes his glasses, jewellery and ID to Washington Dulles airport, which has been brought to a stand-still by a massive snowstorm. As the murderer's actions take effect, a terror alert is issued, leaving all northern US airports in a state of panic, and leaving it up to DiNozzo, Bishop and her husband - all of whom are trapped at Dulles by the weather - to bring the armed villain to justice. Crime drama, starring Michael Weatherley.
McGee deals with his father's recent death by writing him a letter outlining the details of his latest investigation. The case involved tracking down a hactivist collective known as Krampus, who were thought to have been responsible for an incident in which the internet crashed all over Washington, DC. McGee and Abby brought in three known cyber-terrorists for questioning, and discover evidence that links the trio to an attempted breach of the Congress e-mail server and archive. However, when this line of inquiry reaches a dead-end, the team picks up a new lead that suggests an isolated hacker from Wisconsin may be responsible. This `lone wolf' scenario does not seem plausible to McGee, though, as he recalls a lesson his late father taught him. Crime drama, starring Sean Murray.
The bodies of five people, all of whom are identified as being from the US Navy, are found on the floor of a diner, and all are connected to a suspicious tax firm that specialises in helping people who are in arrears. When further killings are linked to the business, the team realises the crime seem to be copycats of previous cases. Meanwhile, two of Gibbs' ex-wives appear at the location with something important to discuss with the agent. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
American social worker Sarah Goode is taken hostage by militants in northern Syria, and thanks to the efforts of the Navy Seals, is eventually returned home unharmed. Evidence from the incident suggests US citizen Kyle Nasry was connected to the kidnapping, but when the agents trace Nasry to a rally held by a controversial imam, they are surprised to find Sarah among the attendees. Meanwhile, DiNozzo finally takes his relationship with Zoe Keates public - surprising none of his colleagues. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
Gibbs and his colleagues investigate when Eric Kutzler, the first openly gay Navy lieutenant tipped to receive the Medal of Honour, is murdered. While the agents initially suspect Kutzler's death was the result of a hate crime, the fact that his police officer husband waited 20 minutes to report the crime suggests he had something to hide. Meanwhile, the team throws a baby shower for Palmer as his wife's due date approaches. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
DiNozzo investigates a murder at the military academy he once attended, after a murdered marine and alumni of the school is found clutching a photo of a current student. Meanwhile, Bishop and her husband invite the team out for a special dinner. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
The team suspects Gibbs's arch-nemesis is behind an explosion at a summit on global terror. Meanwhile, a grief-stricken Fornell struggles to deal with the fatal shooting of his ex-wife. American drama, starring Mark Harmon, David McCallum, Pauley Perrette and Joe Spano.
A covert identity created for one of Gibbs' undercover cases 20 years previously resurfaces after a murder victim is found to be using the alias. Meanwhile, Bishop becomes anxious at the thought of having to work incognito in the future. Starring Mark Harmon and Emily Wickersham.
A US Navy lieutenant is murdered at the Defence Logistics Agency, while visitings the office of an admiral currently away at sea. As the team investigates the scene of the crime, they realise a rare painting found in the admiral's office is actually an elaborate fake placed there after the killing, replacing the stolen original. As the quest to locate the missing artwork gets under way, the agents realise they need the help of an expert. Luckily, Tony's con-artist father has returned to town, having broken up with his fiancee, and is on hand to provide expert advice as the hunt for the killer takes them into the shady world of the black market. Guest starring Robert Wagner.
A woman is murdered at the home of Gunnery Sergeant Holt Perkins, and while the victim is initially assumed to be the marine's wife, analysis reveals her to be a convicted thief, presumed to be on the scene as part of a plot to hit Perkins' house. When the agents discover the calling card of notorious terror cell Dragon's Tooth on the body, it becomes clear the murder has been committed as part of a wider agenda, and the team joins forces with the Department of Defence to catch the killer. American drama, starring Mark Harmon, David McCallum, Cote de Pablo and Pauley Perrette.
A prostitute and what seems to be one of her clients are gunned down in a drive-by shooting, and when it emerges that the would-be John was actually a Navy officer, Gibbs and DiNozzo realise the killings are connected Lex Tarlionas, an incomplete operation to bring justice to those responsible for an attack on a US airport in 1979, which left 100 people dead. The main suspect is a former Colombian drugs kingpin known as Tomas Orlando, and the murdered sex worker was about to hand over crucial DNA evidence that could have connected him to the crime, but now that she is dead, Gibbs and the others must find another way to finally bring Orlando in. American drama, starring Mark Harmon and David McCallum.
DiNozzo teams up with his girlfriend, ATF agent Zoe Keates, to investigate the circumstances surrounding the death of a US Marine in what initially seems like a simple road accident. The team reveals the dead man did indeed die due to a broken neck sustained during a crash, but someone shot at him first. As DiNozzo and Keates pursue their inquiry, they discover the victim's death is connected to a controversial ATF plan to place traceable firearms in the criminal system, and then follow them to the heads of crime organisations. Naval crime drama, starring Michael Weatherly.
A US Marine visits the home of his former captain, only to find the man has been killed, and the killer is waiting inside the property. While the soldier escapes with his life, the attacker gets away too. It quickly emerges the prime suspect is Qasim, an Afghan translator evidence, and evidence points against him, until it is discovered he has a brother, who is loyal to the Taliban. The subsequent chain of evidence leads Gibbs and Bishop to Afghanistan.
A Naval intelligence ensign is killed in an unusual car accident. Gibbs and his team are reunited with old friend Ned Dorneget, who is now working with NCIS cyber operations, and NSA attorney Jake Malloy to investigate the case, and discover a conspiracy involving terrorist recruitment on the internet.
Special Agent Ned Dorneget of the NCIS cyber division joins the team to further their investigation into The Calling, the insidious terror network radicalising youngsters via the internet. When it emerges young suicide bomber Bradley was not, in fact, affiliated with The Calling, Gibbs and his colleagues realise they might be back to square-one. Determined to bring the organisation down, the agents pursue two new leads, an arms dealer who may be supplying The Calling with their signature German S-mines, and another boy given a deadly mission by the terrorists. Guest starring Matt Jones.
The death of Special Agent Ned Dorneget hits the team hard, and when Gibbs receives a visit from his late colleague's mother - CIA Officer Joanna Teague - he must decide whether to let her help with the investigation into the Calling. Meanwhile, Gibbs hopes his young charge Luke, formerly one of the Calling's radicalised footsoldiers, might be key to bringing the organisation down. However, when the terrorists discover where their defecting comrade has taken refuge, the abduct him and flee to Iraq. The team follows hot on their heels, but it seems Luke's ties to the Calling might be stronger than anyone at NCIS ever anticipated. Naval crime drama, starring Mark Harmon, with guest Mimi Rogers.