Ready to watch NCIS online? This is your chance to relive all of the team's cases, exchanges and decisions, while catching up on anything you may have missed on the long-running and increasingly popular CBS drama.

Abby Celebrates the Holidays - NCIS
Watch NCIS Season 15 Episode 10
"Double Down"
Original Air Date:

On NCIS Season 15 Episode 10, when a Senator's son ends up in ICU, Gibbs and the team investigate the altercation that caused his life threatening injuries.

Thanksgiving On Hold - NCIS
Watch NCIS Season 15 Episode 9
"Ready or Not"
Original Air Date:

On NCIS Season 15 Episode 9, Thanksgiving plans are put on hold when an elusive international arms dealer murders an MI5 officer who was Sloane's close friend.

The Strange Voice - NCIS
Watch NCIS Season 15 Episode 8
"Voices"
Original Air Date:

On NCIS Season 15 Episode 8, a person of interest in a bribery and fraud case ends up murdered after a runner is led to his body after hearing a strange voice.

Senior FBI Agent Fornell - NCIS
Watch NCIS Season 15 Episode 7
"Burden of Proof"
Original Air Date:

On NCIS Season 15 Episode 7, a convicted felon swears the NCIS agency framed him for murder a decade ago in which FBI Agent Fornell was the lead investigator.

All Abilities - NCIS
Watch NCIS Season 15 Episode 6
"Trapped"
Original Air Date:

On NCIS Season 15 Episode 6, when a petty officer is found murdered on a golf course, McGee works on the victim's ham radio to locate a key witness.

Maria Bello Is In! - NCIS
Watch NCIS Season 15 Episode 5
"Fake It 'Til You Make It"
Original Air Date:

On NCIS Season 15 Episode 5, someone close to the team is kidnapped and they must find a way to save them before it is too late.

Special Agent Jacqueline Sloane - NCIS
Watch NCIS Season 15 Episode 4
"Skeleton Crew"
Original Air Date:

On NCIS Season 15 Episode 4, during a power outage, a sailor is kidnapped and Special Agent Jacqueline Sloane, a forensic psychologist, joins the team.

A Missing Partner - NCIS
Watch NCIS Season 15 Episode 3
"Exit Strategy"
Original Air Date:

On NCIS Season 15 Season 3, new evidence from a decade-old murder case is uncovered when Torres' partner mysteriously vanishes during a stakeout.

Moving Caskets - NCIS
Watch NCIS Season 15 Episode 2
"Twofer"
Original Air Date:

On NCIS Season 15 Episode 2, the team investigates when the body of a missing Navy Lieutenant who disappeared is located by a cemetery grounds crew.

Held Hostage - NCIS
Watch NCIS Season 15 Episode 1
"House Divided"
Original Air Date:

On NCIS Season 15 Episode 1, the team tirelessly searches for Gibbs and McGee who were last seen fighting an elusive group of rebels in a Paraguay jungle.

You're in for some excitement, some danger, a lot of criminal activity investigation and even occasionally a little romance when you watch NCIS online. NCIS stands for Naval Criminal Investigative Service, and involves eight characters, all of whom operate as a cohesive NCIS team, but also serve as each other's friends. The lead guy is Leroy Jethro Gibbs, played by Mark Harmon - a no-nonsense leader who demands a top-notch performance from each of his team mates. Gibbs' boss is Leon Vance, who is played by Rocky Carroll. Leon provides overall direction for three different NCIS services. Gibbs' second in command is Tony DiNozzo, a younger version of Gibbs. Tony likes movies a lot and can drop quotes from some of the classics at a moment's notice. One of Tony's best friends and oldest team mates is Timothy McGee, who is played by Sean Murray. Tim is a computer geek who is able to hack into systems whenever necessary to save lives and advance the investigation. NCIS' medical examiner team is Donald "Ducky" Mallard, played by David McCallum, and his assistant Jimmy Palmer, played by Brian Dietzen. Abby Sciuto is the team's forensic scientist and moral support for the team. The newest member and final member of the team is Emily Wickersham, a woman who has amazing recall and can memorize a book. You can meet all of these fascinating characters as they get called in time and again to resolve murders, crimes and even terrorist activities, when you watch NCIS online!

NCIS Quotes

I'm more of a Super-Mario guy, myself.

Captain Wescott

McGee: You and Zoe broke up?
Tony: You heard.
McGee: Why didn't you tell me?
Tony: Well the break-up bug's going around. Didn't want you to catch it.