Castle 2009 | TV Show Watchlist

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Successful mystery novelist Richard Castle starts working with the New York Police Department (NYPD) homicide investigation team after a serial killer decides to use plots from his novels for no good.

Premiered: March 9, 2009

Rating: TV-PG

User Rating:4.75 out of 5 (5,834 ratings)

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Season 5, Episode 23 The Human Factor

First Aired: May 6, 2013

A whistle-blower is killed and the crime scene gets sealed by Homeland Security. As Castle and Beckett continue to pursue the case, they learn that the cause of death was not a car bomb but a missile from a military drone.

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Guest Cast