Castle › Season 6

S6 E17: In the Belly of the Beast

Beckett is recruited to assist on a Narcotics investigation, but a routine mission turns deadly when an undercover operation goes awry. To survive, Beckett must engage in a battle of wits against some of the most dangerous men in the New York underworld – including a powerful enemy from her past.

Air date	Mar 3, 2014
Runtime	44 minutes
TMDB rating	★ 8.0/10