Beckett: What am I supposed to charge him with? Being a twin? Castle: Being an evil twin in a magic murder.

You would have liked my grandfather. in fact you remind me of him a little.

How do you like my naval ring?

She took my coffee, Castle!

Beckett: What kind of an idiot would pay six grand for a bag?
Natalie: I have the whole set.

You used to be so cute, Castle!

Beckett: The thing about murderers. Mario, is they tend to not have solid alibis.
Castle: Generally because they are murdering somebody.

Castle: What's the strangest pet you've ever had?
Beckett: You.

Beckett: In fact he performed a bypass surgery this morning, saved his patients life. What did you do this morning Castle?
Castle: I made waffles.

I was drowning and you were dry land.

Beckett [to Royce]

You got a bromance going on, Castle?

I don't think you can handle the sight of me straddling it in tight black leather.

Castle Quotes

I need time to stop being mad and you need time to figure out a way to be OK with this.

Alexis

I tried to stay in the car I really did.

Castle