All fathers out there can relate to this clip between Castle and his daughter. It sort of brings a tear to our eye.
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Espo and Ryan discuss a case and what Beckett will do about it in this clip from "Always." It's the season four finale of Castle.
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There are thousands of break-ins every year in New York City. These words don't comfort Beckett on the Castle season finale.
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Captain Montgomery comes back and plays a role on the Castle season finale. Watch a clip now from the episode "Always."
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Caskett alert! Kate and Rick actually make a movie date in this clip from the Castle season 4 finale.
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It's the season finale that will change Castle forever. Intriguing enough for you? Watch the official ABC promo now.
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Castle Season 4 Episode 23 Quotes

I keep waiting for that other shoe to drop. What if this is that other shoe?

Beckett

Either this is the most boring dream I've ever had or you can't sleep either.

Castle