Ryan: What happens when worlds collide?
Esposito: Boom.

Castle: Is this is bad as it seems?
Esposito: Much, much worse.

It's the Bachelor meets Homeland.

Castle

Button up kitten because we're going home.

Beckett

My loft is overrun with red heads.

Castle

That's like throwing gasoline on fireworks.

Esposito

I'm not supposed to be the bad guy in this. You are.

Beckett

I can't believe you're letting you're ex wife stay with you...with us.

Beckett

Beckett I'm not going to leave you just because you're daughter is sick.

Richard, you're ex wife is here!

Martha

Castle Season 5 Episode 10 Quotes

Beckett I'm not going to leave you just because you're daughter is sick.

Richard, you're ex wife is here!

Martha