Mondays 10:00 PM on ABC
A Sweet Moment Behind the Scenes - Castle Season 6 Episode 6
Nathan Fillion and Susan Sullivan share a sweet moment behind the scenes on Castle Season 6 Episode 6, "Get a Clue"

Castle Quotes

Castle: How do you know when you're in love?
Beckett: All the songs make sense.

Sometimes the hardest things in life are the things most worth doing.