Aired Friday June 11, 10:00pm - 11:00pmon CBS Justice

NCIS: Los Angeles

Series 4 Episode 20: Purity

When cyanide in a communal water jug lethally poisons a lieutenant and leaves a Navy pilot in serious condition, the Los Angeles team investigate whether this is an isolated incident.

Category
Action / Adventure / Crime drama / Mystery
Original air date
2013-04-09
Cast and crew
  • Eric LaneuvilleDirector
  • Chris O'DonnellSpecial Agent "G" Callen
  • LL Cool JSpecial Agent Sam Hanna
  • Linda HuntHenrietta "Hetty" Lange
  • Daniela RuahSpecial Agent Kensi Blye
  • Eric OlsenDetective Liaison Marty Deeks
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