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Looking to watch Castle Season 5 Episode 21 online? TV Fanatic is your destination for every paid and free streaming option of the Castle S5E21 full episode from 2 affiliates.

Rating: 4.1 / 5.0 (288 Votes)

Episode Details

Castle Season 5 Episode 21: "The Squab and the Quail"

Beckett is assigned to protect a billionaire on this episode of Castle, which prompts her to reflect on her relationship.

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Castle Season 5 Episode 21 Quotes

The things you notice when you're paying attention.

Beckett

Would you rather play with a kid in an imaginary world or me in a real world?

Beckett
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