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"
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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"
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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"
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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"
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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"
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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"
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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.

International Warfare - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 8
"Parallel Resistors"
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On NCIS: Los Angeles Season 8 Episode 8, the team sees a connection to international warfare when a student developing a weapon for the Navy is attacked.

Callen's a Mental Patient - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 7
"Crazy Train"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 7, in order to find an NSA agent who disappeared, Callen goes undercover as a patient in a mental health hospital.

A Dark Past  - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 8 Episode 6
"Home Is Where the Heart Is"
Original Air Date:

On NCIS: Los Angeles Season 8 Episode 6, a teenager ends up in danger when a maintenance man saves the life of a Lt. Commander and uncovers a dark past.