Castle

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7 Dramatic TV Exits

A murder-mystery writer and a homicide detective team up to solve unusual crimes in New York City, and their professional relationship soon crosses the line into romance.

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Season 4, Episode 21 Headhunters

First Aired: April 16, 2012

When things get tense with Beckett, Castle decides to team up with a new partner: a tough gang-unit detective who exposes him to a seedier side of police business and puts him in risky situations.

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Guest Cast

Adam Baldwin Det. Ethan Slaughter
Dr. Carter Burke
Michael McGrady Brian Reilly

Cast & Details See all »
  • Premiered: March 9, 2009
  • Rating: TV-PG
  • Premise: A murder-mystery writer and a homicide detective team up to solve unusual crimes in New York City, and their professional relationship soon crosses the line into romance. (more)
Cast
Stana Katic Stana Katic Det. Kate Beckett
Nathan Fillion Nathan Fillion Richard Castle
Susan Sullivan Susan Sullivan Martha Rodgers
Molly Quinn Molly Quinn Alexis Castle
Tamala Jones Tamala Jones Lanie Parish
Jon Huertas Jon Huertas Det. Javier Esposito

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