I'm a lost cause. I'm in love with my wife.

Ryan

You didn't want Castle to come because all the ladies would flirt with him.

Esposito

Ryan: Here, wear my wedding ring.
Esposito: What? Get that thing away from me, man!

Yeah, well separated twin stories never end happily, except for The Parent Trap!

Castle

Those who can't teach become theater critics!

Martha

Brad: I'd be off the show. I'd be Brian Dunkleman.
Beckett: Who's Brian Dunkleman?
Brad: Exactly.

Don't tell my mother.

Castle

Ryan: Did you see that? She acted like I didn't even exist.
Esposito: You don't, not since you put that ring on your finger.

Odette was a lock to win this show. It was probably one of her jealous rivals!

Lanie

Castle Season 4 Episode 18 Quotes

Ryan: Did you see that? She acted like I didn't even exist.
Esposito: You don't, not since you put that ring on your finger.

Odette was a lock to win this show. It was probably one of her jealous rivals!

Lanie