Season four continues the adventures of a cutting-edge crew of special agents who operate outside the government's chain of command. Led by Leroy Jethro Gibbs, a former Marine whose skills as an investigator are unmatched, this highly trained, tight-knit team travels the world investigating murder, espionage, and terrorism.

Television series about an elite team of special agents that bravely battle spies, kidnappers, murderers and terrorists around the world. This season is marked by mysterious secrets among the cutting-edge crew and an explosive showdown with an elusive arms dealer.

The team's ongoing mission to keep America safe kicks off with a worldwide search for their own Director Vance. Escalating threats turn into personal missions as Bishop defies orders to reopen a cold case, a naval hospital endures an active shooter lockdown, and Gibbs is confronted by an ex-agent who issues a grave warning. At the end of the day, only one thing is certain: the team that fights together survives together.

Join Special Agent Jethro Gibbs, his partner Special Agent Anthony DiNozzo, Agent Caitlin Todd, and the rest of the investigators of the Naval Criminal Investigative Service as they take on all crimes tied to the Navy or Marines.

Who is the deadly terrorist known only as "Sahar", and where will they strike next? Special Agent Leroy Jethro Gibbs and second-in-command Senior Special Agent Timothy McGee race against time to identify, locate and neutralize Sahar and save countless lives, including their own. NCIS takes on some of the most intense cases of their careers along the way, from murdered Marines and attacks at Arlington National Cemetery to crashed fighter jets and secrets...

NCIS (Naval Criminal Investigative Service) is more than just an action drama. With liberal doses of humor, it's a show that focuses on the sometimes complex and always amusing dynamics of a team forced to work together in high-stress situations. NCIS Special Agent Leroy Jethro Gibbs, a former Marine gunnery sergeant whose skills as an investigator are unmatched, leads this troupe of colorful personalities. Gibbs, a man of few words, only needs a...

Fielding cases from local cyber-terrorists to international pirates and elusive serial killers, the NCIS team keeps adventure in the line of fire.

The season begins with Gibbs fighting for his life after being shot. While DiNozzo travels to Shanghai to stop The Calling. In other happenings McGee and Bishop go undercover as a military couple; Abby is held hostage in a pharmaceutical lab; DiNozzo is accused of blackmail by a Senator.

Led by Special Agent Leroy Jethro Gibbs, this squad of highly trained N.C.I.S. agents proves it is willing to make the ultimate sacrifice to thwart espionage and terrorism around the world.

The momentous season that changed NCIS forever. In Season 19, legendary Special Agent Leroy Jethro Gibbs unexpectedly retires and is replaced by former FBI agent Alden Parker. Parker is instantly put to the test as theteam takes on a series of life-and-death cases. A bioterror attack exposes Jimmy and Kasie to a deadly toxin. McGee₂s mother-in-law is targeted by a killer. Vance₂s daughter is kidnapped by a cartel. Torres confronts danger and an...