I think people imagine that I have about five scripts sitting in front of me and I say, 'I think I'm going to go with the super hero thing and after that I'll wrap it up with some more sci-fi and then do a romantic comedy.' But it doesn't quite work out that way.

The trick is, when you grow up, find work that feels like play.

I'm a plethora of stolen jokes and kitschy references.

Castle isn't really affected emotionally by murder. He's thrilled about, 'Oh, my God, I wonder how this happened?'

I've had a long line of failed television programs, pilots that were never picked up, series that didn't go very long. I've learned that there's really nothing you can do. If it's not in my control, I try not to worry about it.

When I was a waiter I was fired twice from the same restaurant. I guess I was that good of an actor but that bad of a waiter.

You have a dramatic portion of your television program and you treat it dramatically, and then you have a comedic portion of your program, and you treat it differently. Why do you change who are between the two pieces? You're the same person. Just go.