Season 1, Episode 14 LD50
First Aired: February 2, 2010
A national-security threat is discovered when the bodies of two criminals posing as marines are found at a site where a deadly toxin was made.
Cast & Details See all »
- Premiered: September 22, 2009
- Rating: TV-14
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- Premise: NCIS undercover agents work to crack the most difficult cases in Los Angeles. (more)