The guy in this Castle clip is really, really dead. As Castle points out, it's definitely an example of "overkill."
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Jennifer Beals guest stars on this episode of Castle. She plays a CIA operative who has a history - uh-oh! - with Rick, as teased here.
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"What has you knocking on my shingle?" Gotta love the way Castle talks during this 1947 dream sequence, which makes up a bulk of "The Blue Butterfly."
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Castle is looking for a dame in this clip from "The Blue Butterfly." Well, a fantasy version of Castle at least.
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Castle loves what he sees in this clip from "The Blue Butterfly." Or, to be more specific, what he reads.
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Why does Castle travel back to 1947 on "The Blue Butterfly?" This sneak peek gives fans an idea.
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In this fantasy sequence from the fun Castle episode "The Blue Butterfly," Kate and Rick are described as a "walking fairy tale." We love it!
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What an incredible fun clip from Castle. Watch Rick and Kate take on old school personas in this look at "The Blue Butterfly."
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Castle Quotes

Sometimes the hardest things in life are the things most worth doing.

Castle

Castle: You're not alone in this. I'm here.
Beckett: I know.