Watch NCIS: Los Angeles Season 4 Episode 20 online via TV Fanatic with over 5 options to watch the NCIS: Los Angeles S4E20 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, and Google Play.

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Episode Details

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.


Rating: 4.9 / 5.0 (333 Votes)
Show:
NCIS: Los Angeles
Season:
Episode Number:
20