NCIS Los Angeles Season 4 Episode Summary

NCIS Los Angeles Season 4 Episode Summary

Episode #1 - Endgame

Following Callen's public shooting of the Chameleon all is not well with the NCIS: LA team, as Callen is placed on suspension and Hetty adjusts to retired life. Near the end it is revealed that the Chameleon's death was actually staged and following a prisoner exchange involving the Chameleon and Callen as a means to switch out an incriminating flash drive regarding a CIA agent codenamed "Cherokee", finally Hetty returns to lead OSP once again.

Episode #2 - Recruit

A drone strike on a bomb-making compound in Afghanistan leads to the discovery of a retired Marine's remains, leaving the NCIS LA team no choice but to investigate whether or not he betrayed his country.

Episode #3 - The Fifth Man

Four testers of a new terrorist attack warning system are killed in the bombing of a diner and the team has to find and save the fifth tester.

Episode #4 - Dead Body Politic

A simple hit and run turns into a murder and a conspiracy to kill several candidates running for U.S. Senate as the NCIS LA team investigate whether it is a coincidence or a politically motivated plot.

Episode #5 - Out of the Past

Sam receives a voice mail from a old colleague. After going to his apartment Sam and Callen find him hanged. Sam believes his death wasn't a suicide, leading the team to find out that Turner was obsessed with finding out the names of sleeper agents in the country. Meanwhile, with the arrival of a ruthless arms dealer, Sam is confronted with his past.

Episode #6 - Rude Awakenings

Continuing from "Out of the Past", the names of the sleeper agents decoded, teams of different agencies simultaneously storm their houses only to find all the sleeper agents dead and at least some of the nuclear bombs in their possession gone, leading the team to frantically search for them before they are sold. In the course of events we learn more about the identity of Sam's wife.

Episode #7 - Skin Deep

The death of a civilian Naval Scientist leads the team to convoluted web of espionage and the latest technology in covert surveillance. Meanwhile, Callen bonds with a key witness after finding out their similar upbringing.

Episode #8 - Collateral

Hetty's past resurfaces during an NCIS investigation into the death of a retired CIA agent who became a millionaire.

Episode #9 – The Gold Standard

A major payment in gold on a loan from China goes missing. The team investigates possible economic terrorism which could severely impact the United States economy. Meanwhile Deeks testifies on another case (not shown) and Granger partners with a hesitant Kensi.

Episode #10 – Free Ride

Callen, Sam, Kensi, and Deeks spend Christmas on a Naval ship when a fellow colleague gets murdered. Meanwhile, Eric and Nell get festive for the holidays, Hetty takes a trip; and Deeks gets jealous when a marine lieutenant is attracted to Kensi.

Episode #11 – Drive

A former defendant of Deeks is targeted for discovering information that could dismantle a lucrative car shipping operation with links to a global terrorist ring. Meanwhile, the team tackles the large-scale stolen car operation from the inside when Kensi goes undercover in an auto body shop.

Episode #12 – Paper Soldiers

A distraught widow is suspicious of the circumstances surrounding her Marine husband's last battle and Sam and Callen help to determine if there has been a cover-up. Meanwhile, Hetty summons Operational Psychologist Nate Getz to be her "pawn" and the rest of the team sense another evaluation on the horizon. It was later determined that a member of the coroner office that NCIS worked with had been supplying bodies to a funeral home owner for use in body parts trafficing.

Episode #13 – The Chosen One

Callen infiltrates a Chechen terrorist group planning their next attack on the United States.

Episode #14 – Kill House

The team goes undercover as an elite tactical force in order to investigate an ambush tied to a cartel kingpin with terrorist connections, but the game turns deadly when one of the rival training squad team members has his neck broken during an exercise.

Episode #15 – History

The team investigates a former terrorist organization's sole survivor.

Episode #16 - Lokhay

Callen is concerned that Sam might be too invested after he takes on a missing persons case for an Afghani elder who helped him years ago when he was wounded on a mission.

Episode #17 - Wanted

Sam fears for his family's safety when his wife is called to resume a former CIA cover after a case suggests ties to the infamous Sidorov and his stolen nukes.

Episode #18 - Red

Callen and Sam team up with NCIS: Red Team after a Marine ended up killed executionstyle in Moscow, Idaho. Their investigation also uncovered a terrorist plot similar to that of September 11.

Episode #19 - Red-2

Red Team and OSP head to El Centro, CA to stop a terrorist hitman, only to find out that the terrorist is actually another target of the real killer meanwhile Hetty, Sam and Claire Keats (who works for the Red team) suspect a connection between Callen and Claire's NCIS leader Paris Summer skill.

Episode #20 - Purity

When two soldiers die from cyanide poisoning after drinking water out of the same jug, the Team investigate whether it was an isolated incident or a test for large scale water contamination. Meanwhile Deeks gets April Fooled by Hetty.

Episode #21 - Resurrection

After a cartel boss body goes missing the NCIS: LA team is sent to retrieve the body and determine the leak inside the DEA task force that allowed it to occur.

Episode #22 - Raven & The Swans

The NCIS: LA team delves deep into Hetty's past when they discover that a case for a missing person is actually an undercover agent.

Episode #23 - Parley

Deeks goes undercover to find information on a notorious arms dealer trying to get back in the business.

Episode #24 - Descent

A nuclear explosion re-ignites the search for stolen weapons; as Hetty shuffles partnerships, Callen and Kensi are sent overseas while Deeks and Sam investigate stateside.

For more information, about NCIS: Los Angeles Season 4 Overview and Cast please check out here NCIS Los Angeles Season 4

NCIS Los Angeles Season 4

First & Exclusive on AXN (Astro 701) & AXN HD (Astro 721) 

airing every Thursday, 10:00pm