Great sites
Mistakes
The security camera images of Castle kissing Kyra on the roof are completely inexplicable. The angle at which the images are taken are near enough identical to the angles at which the rooftop scene were shot. There were no pillars, poles or high walls for a security camera to be attached to at those particular angles, so where did the images come from? See more...
Trivia
Season 3, Episode 9: "Close Encounters of the Murderous Kind" - In this episode, Castle says the words "My partner is crazy and may start firing at any moment" in Chinese. Beckett then asks him "Semester abroad?", to which he replies "Nah, a TV show I used to love". This is a reference to Firefly, a TV show starring Nathan Fillion in which characters occasionally spoke in Chinese. See more...
Sucker Punch (series 2)
Kate Beckett: If you tell anyone what I'm about to say, there's going to be another shooting. But... I've gotten used to you pulling my pigtails. I have a hard job, Castle, and having you around makes it a little more fun.
Richard Castle: Your secret's safe with me.