Nell and Eric - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 18
"Getaway"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 18, Nell and Eric go undercover to track a tech savvy husband and wife linked to the U.S. Treasury Dept being hacked.

A Risky Operation - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 17
"Queen Pin"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 17, a risky undercover operation has Sam assuming a former alias, while Hetty interrupts Callen and Anna's romantic night.

The Retirement Home Kidnapping - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 16
"Old Tricks"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 16, Callen confronts his father on his illegal activity, as the team looks into a kidnapping at a retirement home.

Searching For the Mole - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 15
"Payback"
Original Air Date:

On NCIS: Los Angeles Season 8 episode 15, the team is frustrated when they can't figure out where one of the agents is being held and tortured by the mole.

Hetty Goes Rogue - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 14
"Under Siege"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 14, the mole kidnaps one of the agents while Hetty goes rogue, leaving the entire team completely in the dark.

The Mole Strikes Again - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 13
"Hot Water"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 13, Callen, Sam, Granger and Deeks are all arrested after the mole strikes again just as Hetty is supposed to resign.

Sam Goes Undercover - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 12
"Kulinda"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 12, Sam goes undercover with a private security firm after a Navy reservist is killed while protecting a City Councilman.

Celebrating Together - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 11
"Tidings We Bring"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 11, the team celebrates the holidays together, while Sam partners with Anna, and Callen with Deeks for an investigation.

Murder at Callen's - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 10
"Sirens"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 10, two men disguised as sheriff's deputies are murdered in front of Callen's home by a female assailant.

Calen's Father - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 9
"Glasnost"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 9, Callen must take his father to the boatshed for interrogation after he is found during a radiation poisoning case.