Feature-length episode. First lieutenant Michael Torres gets involved in a fight before falling to the ground, and is found beaten to death the next morning. The only witness is his friend and colleague Captain Joe Westcott, who suffers from post-traumatic stress disorder and has trouble distinguishing reality from his past military experiences in the Middle East.
Feature-length special. A man and his son on a fishing trip hook what appears to be the body of a petty officer, but the dead man turns out to be a journalist who had been investigating the proliferation of drugs in the Navy. Meanwhile, Ziva returns to her car after a workout at the gym to find her father Eli hiding inside. Guest starring Michael Nouri.
The aftermath of Harper Dearing's bomb attack on the NCIS headquarters dominates proceedings. As rescue crews sift through the debris searching for survivors, Abby, Gibbs, McGee and Vance are accounted for, but Ziva and Tony are trapped in a lift. Dearing makes contact after his ex-wife is taken into custody, enabling his car to be traced to an abandoned lot - and the agents arrive just in time to see the vehicle blow up. Starring Mark Harmon, Michael Weatherly and Pauley Perrette.
Gibbs and the team investigate the death of an armoury employee when divers find her body in a car at the bottom of a lake. The victim had been reported missing since she was evacuated before the blast at NCIS headquarters. Meanwhile, crisis counsellor Miles Wolf carries out psychological assessments of all the agents in the wake of the bombings. Guest starring Steve Valentine (Crossing Jordan).
While on medical leave, Ducky reopens a 12-year-old case by talking officials at a cemetery into releasing the body of a navy commander whose post-mortem he carried out 12 years previously. Meanwhile, the team is called in to investigate the death of a sergeant from carbon monoxide poisoning - and finds a copy of Ducky's exhumation request on the man's laptop. Crime drama, starring David McCallum.
The team is called in to investigate when three dehydrated survivors from a helicopter crash are discovered. The pilot is initially missing, but his body later washes ashore with a gunshot wound to the head. Things get complicated when one of the crew members tells the agents the chopper was hit by another aircraft, while another states that the pilot tried to kill them all by crashing into the sea on purpose. American drama, starring Mark Harmon and David McCallum.
The driver of a Ferrari is gunned down by a motorcyclist and the victim is identified as petty officer Colin Boxer, who was holding down a second job as a valet parker and had borrowed the sports car. The owner of the vehicle turns out to be Vijay Chaya, the billionaire head of a large corporation, and the team suspects a case of mistaken identity. During the course of the investigation, Gibbs chances on a medal awarded to Leroy Jethro Moore, the man he was named after and an estranged friend of his father. Guest starring Billy Dee Williams (The Empire Strikes Back) and Ralph Waite (The Waltons).
Part one of two. First lieutenant Michael Torres gets involved in a fight before falling to the ground, and is found beaten to death the next morning. The only witness is his friend and colleague Captain Joe Westcott, who suffers from post-traumatic stress disorder and has trouble distinguishing reality from his past military experiences in the Middle East.
Part two of two. Tony reviews satellite footage of rebel forces in the Middle East and spots Kersey among a group of insurgents, concluding that Joe Westcott's fear of him was well-founded. Back at HQ, Abby creates a 3D computer model of the attack that occurred in Afghanistan and Joe dons a virtual-reality headset to relive the traumatic events. Will it jog his memory?
Teenager Lydia Wade manages to escape a gang of masked men trying to abduct her and her friend Rosie, the daughter of a US Navy commander. Lydia's Navy captain father David Wade was shot dead during the attack and her mother is overseas, so Ziva offers to look after the girl, while Abby tries to jog her memory by creating facial reconstructions of the attackers based on some grainy CCTV footage. DiNozzo and McGee find links on Rosie's laptop to possible suspect John `Diesel' Stevens.
Gibbs is called to the scene when there is an attempt on the life of FBI agent TC Fornell, with the assailant identified as Navy seaman Tyler Brown. The pair team up and visit the bar where Brown worked and bump into their mutual ex-wife Diane Sterling, who was operating undercover as an employee suspected of stealing customers' identities. Joe Spano and Melinda McGraw guest star.
Returning from a six-month posting in the Gulf, Navy lieutenant commander Megan Huffner opens her front door to find her husband Noel dead in his chair. Gibbs and the team investigate and find the victim died three or four weeks earlier, and an unusual $100 bill in his wallet proves to be a vital clue. Meanwhile, Tony's father visits for Christmas and looks to rebuild their fractured relationship. Guest starring Robert Wagner.
Part one of two. A man and his son on a fishing trip hook what appears to be the body of a petty officer, but the dead man turns out to be a journalist who had been investigating the proliferation of drugs in the Navy. Meanwhile, Ziva returns to her car after a workout at the gym to find her father Eli hiding inside. Guest starring Michael Nouri.
Part two of two. After the deaths of two family members of NCIS employees, the team identifies the killer as a Swedish mercenary and the ballistics report reveals the bullets came from an Iranian arms dealer. McGee traces a wire transfer made to the hitman's ex-wife and son to an account under the name Virtue, and Ziva makes a connection after realising what the Hebrew translation is.
The team is called to the scene of a fatal car crash involving marine lance corporal Chad Dunn and student Lyla Cutwright. Duckie notices that the woman's injuries do not match the specifics of the accident and there are no skidmarks found at the scene, leading Gibbs to declare they possibly have a murder and a suicide on their hands. Abby calls in sick for the first time after the case stirs up a traumatic incident from her childhood. Mark Harmon and Pauley Perrette star.
The team is called to the scene of a fatal car crash involving marine lance corporal Chad Dunn and student Lyla Cutwright. Duckie notices that the woman's injuries do not match the specifics of the accident and there are no skidmarks found at the scene, leading Gibbs to declare they possibly have a murder and a suicide on their hands. Abby calls in sick for the first time after the case stirs up a traumatic incident from her childhood. Mark Harmon and Pauley Perrette star
Gibbs and the team capture computer hacker Ajay Khan, who was recently responsible for hacking into NCIS's supposedly ultra-secure multiple-threat alert centre. They believe he could hold the key to tracking down the most-wanted cyber terrorist in the world, who may be plotting an attack using a bomb containing a strain of the Ebola virus. When Khan refuses to co-operate, Ziva and DiNozzo take him to Guantanamo Bay to be placed with people he had previously betrayed. Guest starring Vik Sahay (Chuck)
The team investigates the case of a marine who dropped dead while scaling a wall on an assault course, and a fellow soldier reveals that he was heavily involved with an underground fight club, where competitors would battle for cash. Meanwhile, having returned to work after compassionate leave, Vance discovers paperwork and a key in his late wife's effects that lead him to a safety deposit box containing a stash of cash
While transporting the corpse of Lt Gordon Roth to the morgue, a flat tyre brings Ducky and Jimmy to a halt and they are abducted and taken to a remote cabin - where one of their captors wants the post-mortem to take place. Back at the scene, Abby finds a blood sample that does not belong to the victim, who in fact bore little resemblance to the picture of Roth in his old school yearbook. Guest starring Valerie Cruz (The Following)
A woman is stabbed to death after stepping out of her shower, becoming the latest victim of the Dead Rose Slasher. Gibbs is approached by his old friend and barber Frankie Dean, who shares his concern that his son Cameron may be the killer. He explains that a photo-fit released to the media resembles him, and the attacks stopped during a period coinciding with his three-year stint in the navy. Meanwhile, Tony has to take probationary agent Ned Dorneget under his wing
US Marine sergeant Teddy Lemere is killed by a sniper in Afghanistan just after his sniffer dog helps guide a young child out of a minefield. Back in the US, his widow Ruby tells Gibbs and the team that she had recently received a message from her husband saying he might have upset a few people. Abby retrieves a tiny shard of the sniper's bullet from Ted's helmet and finds that it was made in America
A doctor dies on board the USS Borealis during a heavy storm and when the ship is brought into Norfolk Naval Yard, Ducky's investigation reveals a telltale mark on the victim's carotid artery, suggesting he was injected with poison. Initial inquiries focus on a petty officer with a history of drug use who may have wanted the doctor to remain silent about his problems. American drama, starring David McCallum
Gibbs and the team are called in when a Navy reservist returns home to find her husband missing and her living room covered in blood, and make a grim discovery when they find a finger in the bin. Meanwhile, Ziva ruffles a few feathers by insisting on continuing her investigation into the murder of her father, asking for permission to go to Rome on the trail of the chief suspect. Mark Harmon stars
New Mossad director Orli Elbaz asks for the team's help in finding Ilan Bodnar when one of her agents is shot dead in Virginia, telling Gibbs he was investigating several operatives who had gone rogue after Eli David's death. Ziva travels with Tony to Berlin in her pursuit of Bodnar, the man she believes was responsible for the death of her father. Guest starring Marina Sirtis (Star Trek: The Next Generation)
The team tracks Bodnar's SUV to a remote house in the countryside, but inside find only his dead accomplice - identified as a South African mercenary who helped Bodnar procure diamonds. Ziva and Tony, meanwhile, discharge themselves from hospital and wheedle information out of Abby to continue investigating on the quiet, having been warned by Homeland Security to stay off the case
A cook from a US Navy destroyer tells McGee and Gibbs he believes someone is stalking him with the intention of trying to make him poison the crew, and a picture on a stolen phone leads the team to a group testing the psychological effects of surveillance. Meanwhile, Richard Parsons from the Inspector General's office closes in on Ziva as he investigates the death of Ilan Bodnar, the man who killed her father. Guest starring Colin Hanks (Gus Grimly in the Fargo TV series)
The team investigates when Navy Seal Chad McBride's wife receives a package from Riyadh in Saudi Arabia containing her husband's severed head, which Palmer discovers contains very high levels of radiation. McBride's commanding officer reveals the soldier was on a top-secret reconnaissance mission and asks Vance not to disclose the details to anyone. Meanwhile, Richard Parsons tries to get Gibbs to take responsibility for the many unnecessary deaths for which he holds the NCIS team accountable.