Castle Season 4 Episode 21: "Headhunters" Photos

Detective Ethan Slaughter

Adam Baldwin is seen here in the role of Detective Slaughter. Castle considers him as his partner on the episode "Headhunters."
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Caskett at Work

Just get naked and get all over each other, you two! Come on now! The fans are ready for some Caskett action.
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Headhunters Scene

Castle tries to make a positive impression in this scene. On a new partner, that is, Detective Slaughter.
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Adam Baldwin as Detective Slaughter

Castle tags along with a new partner on the episode "Headhunters." He's played by former Firefly co-star Adam Baldwin.
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Tension Between Partners

Beckett senses tension between her and Castle and for good reason: he isn't happy about being lied to.
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Castle and Detective Slaughter

Let's go to work! Castle teams up here with Detective Slaughter, played by old pal Adam Baldwin.
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Adam Baldwin on Castle

Remind us not to get on the bad side of Detective Slaughter. As you can see here, the guy means business.
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Ready to Brawl

Castle is in a fighting mood in this shot from "Headhunters." He's hanging out with Adam Baldwin's Detective Slaughter.
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Castle Season 4 Episode 21 Quotes

Forget severed heads, I want to meet that guy!

Castle

Martha: Playing with dolls, are we?
Castle: They are action figures.

Castle Season 4 Episode 21

Castle Season 4 Episode 21 Photos

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