"I have a list of people I want to see on Castle,” he explained. “Here we go. People to have on Castle: Kevin Sorbo, Sarah Paulson, Lyndsy Fonseca, James Marsters, Bo Derek, William Shat, Kyle MacLachlan - he’s on my list - Michael Hitchcock, James Denton, Mircea Monroe, Alexis Denisof, Alan Tudyk, Ron Glass, I have the whole cast of Firefly here, Dylan Baker, Jaclyn Smith.” He added: “These are just some of the people. The list grows longer all the time."

""Same as every other man out there. They are old, got holes, and worn through to the point of transparency. I occasionally buy new ones but I never throw any away. If a man says he throws out his underwear, he is lying. It’s as simple as that. They don’t get trashed, they just sometimes fall off or ignite."

"I broke the cardinal rule of don't fall in love with what you're doing, because the rug can get yanked out from underneath you, and when it did, I was heartbroken."

"The truth is I'm a dork. I collected comics. I still love cartoons. I'd rather be at home on a Friday night than out at some club… My sense of humor is that of a geek. My likes and dislikes are that of a geek. I've memorized every crappy sci-fi movie there is, but still haven't seen Schindler's List."

"A good friend of mine taught me this. They're called the three faces of the soap take. The first one is, 'Did I leave the stove on?' The second, 'I did leave the stove on.' Third, 'No, I turned the stove off.' It doesn’t matter what scene you’re doing. It works for every scene."