Hetty Returns - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 18
"A Tale of Two Igors"
Original Air Date:

On NCIS: Los Angeles Season 12 Episode 18, Deeks is kidnapped and NCIS investigates the shooting of a militarized dolphin equipped with a Russian microchip.

Working with Joelle - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 17
"Through The Looking Glass"
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On NCIS: Los Angeles Season 12 Episode 17, when an officer is murdered, NCIS works with Joelle, who says CIA operatives are being killed in the same way.

Stolen Tech - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 16
"Signs Of Change"
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On NCIS: Los Angeles Season 12 Episode 16, when military-grade technology is stolen, a deaf engineer helps track down the tech before it's taken out of the country.

Deep Fake - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 15
"Imposter Syndrome"
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On NCIS: Los Angeles Season 12 Episode 15, the team learns that one of their own has been the victim of realistic deep fake video technology.

Nell Gets an Offer - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 14
"The Noble Maidens"
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On NCIS: Los Angeles Season 12 Episode 14, Callen and the team discover that Anna is being held by a group who plan to ship her back to Russia.

Rescuing Joelle - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 13
"Red Rover, Red Rover"
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On NCIS: Los Angeles Season 12 Episode 13, Callen finally discovers who accused him of being a Russian spy as the team tries to rescue Joelle.

Coming Face to Face - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 12
"Can't Take My Eyes Off You"
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On NCIS: Los Angeles Season 12 Episode 12, Nell keeps Callen in the dark while he tracks down the person tailing him and comes face to face with Anna.

Double Agent? - NCIS: Los Angeles Season 12 Episode 11
Watch NCIS: Los Angeles Season 12 Episode 11
"Russia, Russia, Russia"
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On NCIS: Los Angeles Season 12 Episode 11, Callen interrogates a Russian asset from the crashed plane case and ends up accused of being a Russian agent.

Deeks Returns - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 10
"The Frogman's Daughter"
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On NCIS: Los Angeles Season 12 Episode 10, when Sam's daughter, Kam, is kidnapped after leading citywide protests, he will stop at nothing to find her.

A Life Changing Surprise - NCIS: Los Angeles
Watch NCIS: Los Angeles Season 12 Episode 9
"A Fait Accompli"
Original Air Date:

On NCIS: Los Angeles Season 12 Episode 9, Callen goes to Anna to ask the ultimate question, and Deeks is learns that Hetty has a life-changing surprise for him.