2009 • 24 episodes
Episodes
Episode 1 • Sep 22, 2009
As the hunt for Ziva's replacement begins, Gibbs and his remaining team members must head back to work with the past still weighing heavily on their minds.
Episode 2 • Sep 29, 2009
The team discovers the bizarre death of a Marine and his two friends may be linked to their past, but its Gibbs who ends up taking a trip down memory lane.
Episode 3 • Oct 06, 2009
The team must take a second look into the death of a Lieutenant after the blogger who accused them of a cover-up ends up dead.
Episode 4 • Oct 13, 2009
When a Marine's body surfaces halfway around the world, the investigation forces Ziva to dig up a buried chapter of her life.
Episode 5 • Oct 20, 2009
When a Marine known for his practical jokes is found dead on Halloween Eve, the NCIS team discovers that the victim's "good-natured" pranks may have inspired ghoulish retribution.
Episode 6 • Nov 03, 2009
A murder investigation prompts Gibbs and the team to play family counselor to his former mentor, Mike Franks, in the hopes of preventing a bloody international conflict.
Episode 7 • Nov 10, 2009
With the team's help, Vance faces his demons while uncovering a complex relationship with a killer that puts his whole family in danger.
Episode 8 • Nov 17, 2009
The team literally finds themselves in the dark when the investigation into the death of a Lieutenant is connected to a city-wide blackout.
Episode 9 • Nov 24, 2009
A dead Marine's day job at a government think tank leads Gibbs and the team into the life of a 12-year-old prodigy who may be the killer's next target.
Episode 10 • Dec 15, 2009
The body of the son of a retired Colonel-turned-preacher is found and the team have their suspicions that he may be the victim of a hate crime.
Episode 11 • Jan 05, 2010
When a Navy pilot is found dead under strange circumstances in a secluded area, the team finds themselves battling a no-nonsense attorney with a hidden agenda.
Episode 12 • Jan 12, 2010
Gibbs is worried about Tony's ability to handle his job when Tony's father turns out to be linked to their newest investigation, an assassination attempt on a foreign prince.
Episode 13 • Jan 26, 2010
While on the flight back from Paris, Tony and Ziva realize that their assignment to protect a government witness in an embezzlement case is in great danger when they learn that an assassin is located on the same flight.
Episode 14 • Feb 02, 2010
The team finds themselves in a race against time when a terrorist group threatens to detonate a "dirty bomb" in the D.C. area.
Episode 15 • Feb 09, 2010
When a Marine is found dead, Gibbs, Fornell, and the team hit the open road to bust an illegal trucking operation.
Episode 16 • Mar 02, 2010
Secrets arise when Gibbs' former mother-in-law surfaces as a witness in a murder investigation.
Episode 17 • Mar 09, 2010
Gibbs and the team investigate the shooting of a Marine and uncovers more to his life than anyone would have ever imagined.
Episode 18 • Mar 16, 2010
The team discovers striking similarities between themselves and their CGIS (Coast Guard Investigative Services) counterparts when a Navy diver seeking sunken treasure is found dead.
Episode 19 • Apr 06, 2010
The death of a Navy officer leads Gibbs and the team into the world of high-priced call girls, relying on D.C. Madam Holly Snow to help them catch a killer.
Episode 20 • Apr 27, 2010
When an NCIS polygraph specialist's night job takes a dangerous turn, Gibbs, Fornell, and the team have to uncover the truth.
Episode 21 • May 04, 2010
DiNozzo finds himself increasingly captivated by a woman he's never met while investigating the murder of her brother.
Episode 22 • May 11, 2010
The team tries to track down a serial killer, while Abby heads south of the border to give a speech with McGee in tow.
Episode 23 • May 18, 2010
When a colleague's murder sends shockwaves through the team, Gibbs uncovers a surprising link to the crime.
Episode 24 • May 25, 2010
Gibbs heads to Mexico to face his demons and make a startling decision.