"This is my fault." So Castle says in this promo for the season premiere of Castle.
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I love you, Kate... check out this trailer for the fourth season of Castle, as ABC relives the history of one of our favorite fictional relationships.
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Check out the first official trailer for season four of Castle. It returns to ABC on September 19, 2011.
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Everyone associated with Beckett's mother's case is dead. Castle confronts his partner with that fact in this third season finale clip.
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Season three of Castle comes to an end with this episode. Titled "Knockout," it focuses on Beckett's mother's murder.
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A promo for the upcoming beauty pageant-themed episode of Castle, "Pretty Dead." Who murdered Miss Illinois!?
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Get an amazing sneak peak of the upcoming Castle episode, "The Dead Pool," with commentary by Nathan Fillion.
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This is a clip from the Castle episode "Slide of Death." In it, Castle asks for a favor regarding his daughter.
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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.