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.

McGee and Grandma
Watch NCIS Season 9 Episode 3
"The Penelope Papers"
Original Air Date:

The line between McGee's personal and professional life is blurred when NCIS uncovers a connection between his grandmother and a killing.

Jim Palmer Picture
Watch NCIS Season 9 Episode 2
"Restless"
Original Air Date:

The NCIS team uncovers a startling surprise after a young Marine shows up to his homecoming party with a fatal stab wound.

Jethro and Tony
Watch NCIS Season 9 Episode 1
"Nature of the Beast"
Original Air Date:

After spending months tracking down his target, Tony is left with the blood of an NCIS agent on his hands in the ninth season premiere.

Picking Up the Pieces
Watch NCIS Season 8 Episode 24
"Pyramid"
Original Air Date:

In the eighth season finale, the lives of NCIS members are in jeopardy when they come face-to-face with the infamous Port-to-Port killer.

Swan Song Photo
Watch NCIS Season 8 Episode 23
"Swan Song"
Original Air Date:

NCIS is placed on high alert when the "Port to Port" killer makes his way to the Navy Yard.

Old School Tony
Watch NCIS Season 8 Episode 22
"Baltimore"
Original Air Date:

After Tony's ex-partner, Danny Price, appears to be the Port-to-Port Killer's latest victim, he revisits his days as a detective in Baltimore, including his first encounter with Gibbs.

Gibbs, L.J.
Watch NCIS Season 8 Episode 21
"Dead Reflection"
Original Air Date:

The NCIS team tracks a Navy lieutenant's killer after a Pentagon security camera reveals a petty officer committing the crime. Gibbs announces that Agent Barrett and her team will take over the Port-to-Port serial killer case.

Enrique Murciano on NCIS
Watch NCIS Season 8 Episode 20
"Two-Faced"
Original Air Date:

To Gibbs' displeasure, Special Agent E.J. Barrett returns to lead the investigation of a seaman's death that may be connected to a series of port-related murders.

Ziva Looks On
Watch NCIS Season 8 Episode 19
"Tell-All"
Original Air Date:

NCIS connects a message in blood left by a murdered Navy commander to a manuscript that may contain classified military information.

Abby Shot
Watch NCIS Season 8 Episode 18
"Out of the Frying Pan"
Original Air Date:

Gibbs questions Vance's motives when he is asked to interrogate a teenage boy accused of killing his retired Marine father.

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

Abby: It's okay. Breena's fine. Breathe. Good. Now hurry up and get to the hospital because Breena is in labor.
McGee: Jimmy? Did you hear what she said? She just said Breena's having a baby. I think you broke him.

Qasim: Who did you lose, exactly?
Bishop: A co-worker, a few years ago.
Qasim: It stays with you doesn't it? It's a heavy burden to bear alone.
Bishop: Look, I focus on the analytic aspects of things. That's where I'm effective. It's how I can best help people.
Qasim: And who is it that helps you? It's what we don't say that weighs the most. I hope you find the answers you're looking for.