Episode 1: Spider and the Fly
Air Date: Sep 21, 2010
With Paloma Reynosa still on the loose, Gibbs must take desperate measures to protect the ones he loves.
Episode 2: Worst Nightmare
Air Date: Sep 28, 2010
A young girl's kidnapping turns into much more when her grandfather complicates the investigation.
Episode 3: Short Fuse
Air Date: Oct 5, 2010
When the motives behind an attack on a female bomb tech link her to a murder, the NCIS team investigates her very guarded personal life.
Episode 4: Royals and Loyals
Air Date: Oct 12, 2010
When the body of an American officer is connected to a British Navy vessel, murder turns into an international incident.
Episode 5: Dead Air
Air Date: Oct 19, 2010
When a controversial DJ and a Naval Officer are shot to death, the team uncovers a sinister plan.
Episode 6: Cracked
Air Date: Oct 26, 2010
Delving into the mind of a brilliant Naval Scientist, Abby becomes fixated on solving her murder, while DiNozzo's latest fling leads to an interesting Halloween.
Episode 7: Broken Arrow
Air Date: Nov 9, 2010
DiNozzo's father returns, playing a vital role in a murder investigation that could have catastrophic results.
Episode 8: Enemies Foreign
Air Date: Nov 16, 2010
The team is assigned to protect Ziva's father, when his attendance at a NCIS conference leads to some unexpected surprises.
Episode 9: Enemies Domestic
Air Date: Nov 23, 2010
The team scrambles for answers after a shocking ambush reveals a new twist to their current investigatio.
Episode 10: False Witness
Air Date: Dec 14, 2010
The NCIS team investigates the disappearance of a Navy petty officer who is the sole witness in an upcoming murder trial.
Episode 11: Ships in the Night
Air Date: Jan 11, 2011
Gibbs and the NCIS team partner with a Coast Guard Investigative Service (CGIS) Agent to solve the murder of a Marine gunned down on a dinner boat.
Episode 12: Recruited
Air Date: Jan 18, 2011
A petty officer's recruitment session at a college fair comes to a fatal end, prompting the NCIS team, accompanied by Dr. Mallard's predecessor, to solve his murder.
Episode 13: Freedom
Air Date: Feb 1, 2011
The NCIS team springs into action to find the assailant responsible for beating a Marine to death in his own backyard.
Episode 14: A Man Walks Into A Bar...
Air Date: Feb 8, 2011
The NCIS team undergoes mandatory psych evaluations while investigating the death of a naval commander.
Episode 15: Defiance
Air Date: Feb 15, 2011
A botched assassination attempt in Belgravia forces NCIS to protect the Defense Minister's daughter, who is studying in the U.S. and smitten with McGee. Meanwhile, Gibbs investigates the death of the U.S. Marine who was killed in the bombing.
Episode 16: Kill Screen
Air Date: Feb 22, 2011
The dismembered fingertips and teeth of a murdered Marine are discovered in the stolen purse of a pickpocketer, launching NCIS on a mission to find a cold-blooded killer.
Episode 17: One Last Score
Air Date: Mar 1, 2011
NCIS discovers that one of its former investigative assistants found brutally stabbed to death was selling details for how to rob a warehouse full of valuable possessions belonging to a woman convicted of fraud. Meanwhile, a new special agent joins the office.
Episode 18: Out of the Frying Pan...
Air Date: Mar 22, 2011
Gibbs questions Vance's motives when he is asked to interrogate a teenage boy accused of killing his retired Marine father.
Episode 19: Tell-All
Air Date: Mar 29, 2011
NCIS connects a message in blood left by a murdered Navy commander to a manuscript that may contain classified military information.
Episode 20: Two-Faced
Air Date: Apr 5, 2011
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. Meanwhile, Ziva finally introduces her boyfriend, Ray, to the team
Episode 21: Dead Reflection
Air Date: Apr 12, 2011
The NCIS team tracks a Navy lieutenant's killer after a Pentagon security camera reveals a petty officer committing the crime. Meanwhile, Gibbs announces that Agent Barrett and her team will take over the Port-to-Port serial killer case.
Episode 22: Baltimore
Air Date: May 3, 2011
When Tony's former partner Danny Price is found murdered and linked to the Port-to-Port serial killer, Tony flashes back to his days as a detective in Baltimore and recounts his first meeting with Gibbs. Tony's former partner is murdered by the Port-to-Port Killer, prompting Tony to recall his early days in Baltimore and the first time he met Gibbs
Episode 23: Swan Song
Air Date: May 10, 2011
After new evidence reveals that the Port-to-Port killer has infiltrated the agency, the NCIS teams chase every lead in a race to track him down.
Episode 24: Pyramid
Air Date: May 17, 2011
The lives of NCIS members are in jeopardy when they come face-to-face with the infamous Port-to-Port killer.