NCIS: Los Angeles Season 4, Episode 20 - Movie Intelligence

NCIS: Los Angeles: Season 4, Episode 20
Purity

When 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.

Writing:

Shane Brennan

Stars:

Release Date: 2009-09-22
Seasons: 1 2 3 4 5 6 7 8 9 10 11 12 13 14

TMDb: 7.5/10

Country: US
Language: English
Runtime: 45

Other episodes for this season

Endgame — Episode 1 - Endgame

The Recruit — Episode 2 - The Recruit

The Fifth Man — Episode 3 - The Fifth Man

Dead Body Politic — Episode 4 - Dead Body Politic

Out of the Past (1) — Episode 5 - Out of the Past (1)

Rude Awakenings (2) — Episode 6 - Rude Awakenings (2)

Skin Deep — Episode 7 - Skin Deep

Collateral Damage — Episode 8 - Collateral Damage

The Gold Standard — Episode 9 - The Gold Standard

Free Ride — Episode 10 - Free Ride

Drive — Episode 11 - Drive

Paper Soldiers — Episode 12 - Paper Soldiers

The Chosen One — Episode 13 - The Chosen One

Kill House — Episode 14 - Kill House

History — Episode 15 - History

Lohkay — Episode 16 - Lohkay

Wanted — Episode 17 - Wanted

Red (1) — Episode 18 - Red (1)

Red (2) — Episode 19 - Red (2)

Purity — Episode 20 - Purity

Resurrection — Episode 21 - Resurrection

Raven & the Swans — Episode 22 - Raven & the Swans

Parley — Episode 23 - Parley

Descent — Episode 24 - Descent