Castle2009 | TV Show

Cast & Crew  |  Episode Guide

A murder-mystery writer and a detective team up to catch a serial killer who is reenacting murders from his books. Once the case is solved, the unlikely pair continue to work together to probe New York City's most unusual homicides.

Premiered: March 9, 2009

Rating: TV-PG

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Season 4, Episode 23 Always

First Aired: May 7, 2012

In the fourth-season finale, a military veteran's homicide leads Beckett to go after the man who shot her, and a concerned Castle wants to protect her from the danger she's facing.

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Previous Episode

Undead Again

Season 4, Episode 22

April 30, 2012

Next Episode

After the Storm

Season 5, Episode 1

September 24, 2012

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