Watch NCIS Season 13 full episodes online, free and paid options via our partners and affiliates.

Will This Be the Last We See of Tony? - NCIS
Watch NCIS Season 13 Episode 24
"Family First"
Original Air Date:

On NCIS Season 13 Episode 24, NCIS, FBI and MI6 are all on an international manhunt for the escaped British spy who's targeting agents on the season finale.

The Team is Left Reeling - NCIS
Watch NCIS Season 13 Episode 23
"Dead Letter"
Original Air Date:

On NCIS Season 13 Episode 23, NCIS along with the FBI and MI6, continue their manhunt for an escaped British spy who has left a colleague fighting for his life.

Michelle Obama - NCIS
Watch NCIS Season 13 Episode 22
"Homefront"
Original Air Date:

On NCIS Season 13 Episode 22, when a 14-year-old foils an attempted home invasion, Gibbs suspects that the teen is withholding important details.

Gibbs and Fornell Team Up - NCIS
Watch NCIS Season 13 Episode 21
"Return to Sender"
Original Air Date:

On NCIS Season 13 Episode 21, when two British prisoners escape and arrive stateside via a shipping container, Gibbs and Agent Fornell team up to find them.

The Real Tony DiNozzo - NCIS
Watch NCIS Season 13 Episode 20
"Charade"
Original Air Date:

On NCIS Season 13 Episode 20, when Tony's identity is stolen by multiple perpetrators, a fake Agent Tony DiNozzo begins blackmailing Senators.

Does Tony Have a Sister? - NCIS
Watch NCIS Season 13 Episode 19
"Reasonable Doubts"
Original Air Date:

On NCIS Season 13 Episode 19 two women are suspects in a murder while Anthony DiNozzo, Sr. helps a homeless woman who believes he is her father.

Gibbs Heads to Walter Reed - NCIS
Watch NCIS Season 13 Episode 18
"Scope"
Original Air Date:

On NCIS Season 13 Episode 18, when an American couple is attacked in the same area as a group of Special Ops snipers six months prior, the team investigates.

Dinner With Delilah - NCIS
Watch NCIS Season 13 Episode 17
"After Hours"
Original Air Date:

On NCIS Season 13 Episode 17, personal plans are interrupted when the team catches errors in a closed case they'd assumed was cut and dried.

Visiting Jeanne - NCIS
Watch NCIS Season 13 Episode 16
"Loose Cannons"
Original Air Date:

On NCIS Season 13 Episode 16, Dr. Taft ends up working surgical duty a case with the team and Tony contacts Jeanne Benoit about a doctors in Sudan.

Finding the Girl - NCIS
Watch NCIS Season 13 Episode 15
"React"
Original Air Date:

On NCIS Season 13 Episode 15, the NCIS team partners with the FBI to bring home the Secretary of the Navy's daughter when she is kidnapped.

An Unorthodox Investigation - NCIS
Watch NCIS Season 13 Episode 14
"Decompressed"
Original Air Date:

On NCIS Season 13 Episode 14, the team deals with an unorthodox investigation when a diver is murdered and his coworkers must remain in a decompression chamber.

Murder of a Seaman - NCIS
Watch NCIS Season 13 Episode 13
"Deja Vu"
Original Air Date:

On NCIS Season 13 Episode 13, the team uncovers the resurgence of an international human-trafficking ring while investigating the murder of a seaman.

Abby's Brother Is a Suspect - NCIS
Watch NCIS Season 13 Episode 12
"Sister City: Part 1"
Original Air Date:

On NCIS Season 13 Episode 12, Abby's brother is the main suspect when he goes missing after being the chef on a private plane whose passengers are poisoned.

Ducky Is Attacked - NCIS
Watch NCIS Season 13 Episode 11
"Spinning Wheel"
Original Air Date:

On NCIS Season 13 Episode 11, Ducky is attacked by someone who claims to have some information about his half-brother who died years before.

Bone Marrow Match - NCIS
Watch NCIS Season 13 Episode 10
"Blood Brothers"
Original Air Date:

On NCIS Season 13 Episode 10, after two Marine siblings are killed in battle, the Secretary of the Navy asks NCIS to help their brother find a bone marrow match.

Marital Issues - NCIS
Watch NCIS Season 13 Episode 9
"Day in Court"
Original Air Date:

On NCIS Season 13 Episode 9, a petty officer whose murder case was dismissed on a technicality offers to be court martialed in the hopes of clearing his name.

Jeanne Benoit is Back - NCIS
Watch NCIS Season 13 Episode 8
"Saviors"
Original Air Date:

On NCIS Season 13 Episode 8, DiNozzo meets with his ex-girlfriend, Jeanne Benoit, when insurgents in Sudan attack a group of doctors, including her husband.

Cold Cases - NCIS
Watch NCIS Season 13 Episode 7
"16 Years"
Original Air Date:

On NCIS Season 13 Episode 7, when the team investigates a retired Navy Lieutenant Commander's death, Ducky has to reveal his membership in a secret society.

Serial Killer or Copycat - NCIS
Watch NCIS Season 13 Episode 6
"Viral"
Original Air Date:

On NCIS Season 13 Episode 6, the NCIS team must determine if a serial killer or a copycat is the killer when a petty officer is found murdered.

Hostage Situation - NCIS
Watch NCIS Season 13 Episode 5
"Lockdown"
Original Air Date:

On NCIS Season 13 Episode 5, Abby is trapped at a pharmaceutical lab with no way to communicate to the outside world after armed men break in and take hostages.

Teaming Up - NCIS
Watch NCIS Season 13 Episode 4
"Double Trouble"
Original Air Date:

On NCIS Season 13 Episode 4, when a murder case is connected to a former NCIS agent Vance and Gibbs team up and both end up back in the field.

McGee and Bishop - NCIS
Watch NCIS Season 13 Episode 3
"Incognito"
Original Air Date:

On NCIS Season 13 Episode 3, Bishop and McGee go undercover as a married couple after a Marine is found murdered in Quantico hours after calling Gibbs

Gossip About Gibbs - NCIS
Watch NCIS Season 13 Episode 2
"Personal Day"
Original Air Date:

On NCIS Season 13 Episode 2, gossip abounds when DiNozzo discovers Gibbs has a personal connection to an agent and the team wonder about Gibbs new look.

Gibbs is Shot - NCIS
Watch NCIS Season 13 Episode 1
"Stop the Bleeding"
Original Air Date:

On NCIS Season 13 Episode 1, Gibbs continues to fight for his life after being shot, while DiNozzo and Joanna Teague attempt to take down the Calling.

NCIS Season 13 Quotes

Vance: You're here on administrative duty. With DiNozzo away, I figure McGee and Bishop would appreciate your support. In the office, not in the field.
Gibbs: Look. Leon I'm not going try and sit here and tell you I'm 100%...but chaining me to a desk?
Vance: You can take it, or go home.

Ducky: First Ziva, and now a child?
Gibbs: Not a typical day.