Castle: Worried you can't control yourself when we're alone?
Beckett: It's not me that I'm worried about.

Castle: Thank you.
Beckett: Always.

I want you all to myself. If that makes me petty, so be it.

Castle to Beckett

Captain: She's like a tiger in there, I never get tired of watching her.
Castle: Me either.

He was out playing grand theft auto.

This looks like my first apartment, I used to have cockroach races.

This is why Alexis is never going to college.

Hurts like these take time to heal.

You're going to have to deal with mean, backstabbing girls your whole life.

Beckett: You had a lot of imaginary friends growing up, didn't you?
Castle: Still do.

You have to admit, putting a body in an oven is a clever way to get rid of it.

There is nothing natural about cyanide poisoning.

Castle Quotes

Rick Castle: That thing in the shower. That is delightful.
Kate Beckett: That is not a routine. That's two naked people singing when there's no one around to see or hear it.

Button up kitten because we're going home.

Beckett