Watch Season 4 Full Episodes Online
Season 4, Episode 24 - Air Date: 5/14/2013
Watch Episode Online"Descent"
A devastating event ignites the rush to find stolen nuclear weapons and has Hetty making changes in the usual partnerships on the season 4 finale of NCIS: Los Angeles.
Season 4, Episode 23 - Air Date: 5/7/2013
"Parley"
Kensi's feelings become uncomfortable when she's forced to watch Deeks undercover with a female asset in a dangerous situation on NCIS: Los Angeles.
Season 4, Episode 22 - Air Date: 4/30/2013
Callen wonders about Hetty's motivations when she assigns the team a case involving a missing undercover operative from the past on NCIS: Los Angeles.
Season 4, Episode 21 - Air Date: 4/23/2013
When a cartel boss' body goes missing, Kenzi and Deeks head down to Mexico to investigate while Callen and Sam try to figure out if there's a leak in the DEA on NCIS: Los Angeles.
Season 4, Episode 20 - Air Date: 4/9/2013
"Purity"
The team must figure out if cyanide put in a water jug is an isolated incident or a test for a much larger attack on NCIS: Los Angeles.
Season 4, Episode 18 - Air Date: 3/19/2013
"Red"
"Red" is the episode that will potentially launch the NCIS: Los Angeles spinoff. It refers to the new elite team we will meet.
Season 4, Episode 17 - Air Date: 3/5/2013
"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.
Season 4, Episode 16 - Air Date: 2/26/2013
"Lokhay"
When an Afghan elder's nephew is missing, Sam offers to help on NCIS: Los Angeles.
Season 4, Episode 15 - Air Date: 2/19/2013
"History"
The team must interrogate a lone survivor of a terrorist group to find out if the organizations' future plans on NCIS: Los Angeles.
Season 4, Episode 14 - Air Date: 2/5/2013
Callen, Sam, Kensi and Deeks go undercover as an elite tactical force in order to investigate an ambush tied to a cartel kingpin with terrorist connections.
Season 4, Episode 13 - Air Date: 1/29/2013
Callen goes undercover to fight a terrorist group before they can attack on this episode of NCIS: Los Angeles.
Season 4, Episode 11 - Air Date: 1/8/2013
"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.
Season 4, Episode 10 - Air Date: 12/18/2012
The team spends the holiday on an aircraft carrier while they investigate the death of another NCIS special agent on NCIS: Los Angeles.
Season 4, Episode 9 - Air Date: 12/11/2012
The team investigates the strange and brazen heist executed by gunmen in costumes that could directly impact the U.S. economy.
Season 4, Episode 8 - Air Date: 11/27/2012
The eighth episode of NCIS: LA Season 4. Synopsis and recap to come soon!
Season 4, Episode 7 - Air Date: 11/20/2012
The seventh episode of NCIS: LA Season 4. Synopsis and recap to come soon!
Season 4, Episode 6 - Air Date: 11/13/2012
The sixth episode of NCIS: LA Season 4. Synopsis and recap to come soon!
Season 4, Episode 4 - Air Date: 10/23/2012
The NCIS: LA team investigates the tragic death of a U.S. senatorial candidate's staffer who is run over crossing the street.
Season 4, Episode 3 - Air Date: 10/9/2012
The NCIS: LA team investigate a compromised intel operation after four people connected to the classified project are killed at a diner explosion.
Season 4, Episode 2 - Air Date: 10/2/2012
"Recruit"
A drone strike on a bomb-making compound in Afghanistan reveals the body of a recently retired Marine, leaving the NCIS: LA team to investigate why the Marine returned to Afghanistan.
Season 4, Episode 1 - Air Date: 9/25/2012
"Endgame"
Following Callen's public shooting of the Chameleon, he is placed on suspension while Hetty adjusts to retired life on the Season 4 finale.
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