Season 3, Episode 15 The Final Nail
First Aired: February 14, 2011
Castle's old school chum is accused of murdering his wife, and Castle and Beckett are at odds over whether the man is innocent or not.
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- Premiered: March 9, 2009
- Rating: TV-PG
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- Premise: 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. (more)