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EPISODE · PARAMOUNT+
Season 4 · Episode 20
Landed Tue, 9 Apr 2013 · 21:00 your time · 1 episode · 1h 0m
Season 4, Episode 20 of NCIS: Los Angeles aired Tuesday, 9 April 2013 at 9pm ET on Paramount+.
- S04E20PurityWhen cyanide in a communal water jug lethally poisons a lieutenant and leaves a Navy pilot in serious condition, the NCIS: LA team investigates whether this is an isolated incident or an early test for large-scale water contamination.
NEXT IN SEASON 4
Episode 21
Tue 23 Apr · 21:00
NCIS: Los Angeles
14 seasons · 323 episodes · ended
AVAILABILITY
Available on Paramount+ in United States.
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