Talk about a "Knockout" punch. In the Castle season 3 finale, Kate Beckett is shot by a sniper at Capt. Montgomery's funeral. All Castle can do is hold her and tell her he loves her.
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Ryan has his gun drawn when things take a bad turn on Castle. "Under the Gun" is the third episode of the show's third season.
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The season finale of Castle could not have been much more dramatic. Wake up, Beckett!
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Did you see the Castle season finale?!? Kate has a very good reason to look stunned.
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Beckett stares down a convict who has information on her mother's murder. This photo is from the season three finale.
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A picture of the dead beauty contestant, Miss Illinois, from the Castle episode "Pretty Dead."
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Castle and Beckett are one of our favorite TV couples. Isn't it obvious why?
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Kate and Rick? Kick? Eh, maybe that's not the best couple nickname of all time.
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Did anyone order a Slice of Death? Beckett and Castle are seen here, looking into the murder of a reporter via pizza oven.
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A juror drops dead on the episode "Law & Murder." Castle and Beckett are called in to find out what happened.
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Castle and Beckett tackle the world of daytime drama on "One Life to Lose." They are seen here on the set of a soap opera.
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We loved Adrian Pasdar on Heroes. He comes on board Castle for a pair of February 2011 episode.
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Castle Season 3 Quotes

Castle: How do you know when you're in love?
Beckett: All the songs make sense.

He really is ruggedly handsome.

Ryan (looking at cutout of Castle)