E1 - Human Traffic

Aired: September 21, 2010

When one of their own disappears while undercover, the team must work alongside LAPD on a case involving human-trafficking, money laundering and drugs.

E2 - Black Widow

Aired: September 21, 2010

After a mysterious hit squad takes out a Special Agent on assignment, the NCIS team jumps into action before the next target is set.

E3 - Borderline

Aired: September 28, 2010

The NCIS team jumps into action when video surveillance footage shows an ambush on a humvee transporting Marines in the desert. Meanwhile, Nate returns from his mystery assignment.

E4 - Special Delivery

Aired: October 05, 2010

The team investigates the murder of a Marine who had top-level security clearance, and the corpse is missing a hand.

E5 - Little Angels

Aired: October 12, 2010

The team races against time to save a Naval Commander's daughter after seeing a video of her being buried alive.

E6 - Standoff

Aired: October 19, 2010

Callen's ex-partner (Marisol Nichols) takes a Navy recruitment center hostage.

E7 - Anonymous

Aired: October 26, 2010

After terrorists kill a state department employee and a plastic surgeon, the team searches for the only witness who can identify the killers' surgically altered faces.

E8 - Bounty

Aired: November 09, 2010

Wanted terrorists and top secret information are all involved in NCIS's investigation into the kidnapping and murder of a retired army Sergeant.

E9 - Absolution (1)

Aired: November 16, 2010

When a murdered antiques dealer's book of top-secret information goes missing, Hetty sends the NCIS team on a mission to find it.

E10 - Deliverance (2)

Aired: November 23, 2010

Hetty and the NCIS team continue to search for an elusive book that has the attention of several foreign security agencies.

E11 - Disorder

Aired: December 14, 2010

Kensi connects personally with a discharged Navy Intelligence officer suffering from post traumatic stress disorder who is the sole survivor of a deadly dispute being investigated by the NCIS team.

E12 - Overwatch

Aired: January 11, 2011

The NCIS team uncovers an experimental Navy tracking system when a body containing a top-secret residue is stolen from an autopsy room. Meanwhile, Callen challenges Hetty on the rock wall.

E13 - Archangel

Aired: January 18, 2011

The team looks for the person responsible when classified pentagon documents are uploaded to a blog site.

E14 - Lockup

Aired: February 01, 2011

Sam goes undercover as a prisoner to track down a terrorist group responsible for several bombings around the world.

E15 - Tin Soldiers

Aired: February 08, 2011

After Callen catches a man breaking into his house, a former KGB operative leads the NCIS team to a shipment of counterfeit computer chips entering the United States.

E16 - Empty Quiver

Aired: February 15, 2011

Suspicious of an undercover venture involving a deal between corrupt cops and military personnel, Callen and Sam try to expose the illegal operation by posing as California highway patrol officers.

E17 - Personal

Aired: February 22, 2011

Deeks' morning routine is disrupted when he is shot during a convenience store robbery, leaving the NCIS team to investigate whether he was the assailants' intended target.

E18 - Harm's Way

Aired: March 01, 2011

Sam resumes a former alias and boards a one-way flight to Yemen in hopes of tracking down a terrorist group's leader and rescuing the hostage son of a Saudi Prince.

E19 - Enemy Within

Aired: March 22, 2011

NCIS investigates whether the life of a Venezuelan politician is in danger after a Navy Intelligence Commander who is responsible for tracking his moves suddenly disappears.

E20 - The Job

Aired: March 29, 2011

When an attempted robbery takes place at a secure facility on a Marine base, Kensi must determine what the thief intended to steal.

E21 - Rocket Man

Aired: April 12, 2011

After a rocket engine expert is killed, NCIS tech operator Eric Beale goes undercover for the first time to ensure that the classified technology used to build satellites is safe.

E22 - Plan B

Aired: May 03, 2011

Deeks resumes an old alias he is not fond of in order to protect his best friend and chief informant from a criminal group that wants him dead.

E23 - Imposters

Aired: May 10, 2011

A Navy SEAL imposter's death gives the team a lead on a missing canister used to make deadly bombs.

E24 - Familia

Aired: May 17, 2011

Hetty's sudden resignation prompts Callen and the NCIS team to investigate the reason why she would disappear in the hopes of tracking her down.