Watch NCIS Season 13 Online
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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.
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.
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.
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.
On NCIS Season 13 Episode 20, when Tony's identity is stolen by multiple perpetrators, a fake Agent Tony DiNozzo begins blackmailing Senators.
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.
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.
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.
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.
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.
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.
On NCIS Season 13 Episode 13, the team uncovers the resurgence of an international human-trafficking ring while investigating the murder of a seaman.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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
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.
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.