6x16 Expiration Date
First Aired: Feb. 23, 2015 on CBS
Summary: When Callen and Sam are tasked with apprehending a spy contracted by the CIA, Sam is shot and the team enlists the help of Thapa, the elite Nepali soldier from their past, to help to find the shooter. Also, Kensi and Deeks have their first official argument.
Guest Stars[no credits found]