Below are a few quotes involving Nathan Fillion - click the title to view the complete list. If you think their finest moments are missing from the full list, just click "submit something" to submit something new.
Kate Beckett: If you tell anyone what I'm about to say, there's going to be another shooting. But... I've gotten used to you pulling my pigtails. I have a hard job, Castle, and having you around makes it a little more fun.
Richard Castle: Your secret's safe with me.
Mal: Now, you can luxuriate in a nice jail cell... but if your hand touches metal, I swear by my pretty floral bonnet I will end you.
Mal: You know, they tell ya to never hit a man with a closed fist, but it is, on occasion, hilarious.
Mal: Hell, this job I would pull for free!
Zoe: Well, can I have your share?
Zoe: If you die, can I have your share?
Warrick: You didn't have to wound that man.
Mal: Yeah, I know, it was just funny.
River: They weren't cows inside. They were waiting to be but they forgot. Now they see sky and they remember what they are.
Mal: Is it bad that what she said made perfect sense to me?
Mal: If he calls back, keep him occupied.
Wash: What do I do, shadow puppets?
Mal: Which one do you think tracked us?
Zoe: The ugly one, sir.
Mal: ...Could you be more specific?
Mal: Well, what do you think?
Zoe: You mean you paid money for this? On purpose?
Mal: Next time you decide to stab me in the back, have the guts to do it to my face.
Shepherd Book: Captain, do you mind if I say grace?
Mal: Only if you say it out loud.
Bill Pardy: My easy-going nature is gettin' sorely fuckin' tested.
[Bill's been badly wounded by one of the alien probes.]
Kylie Strutemyer: You have to get both of those things in you to get all womby.
Bill Pardy: That's awesome.
Bill Pardy: Thank you for saving my ass back there.
Kylie Strutemyer: You're welcome.
Bill Pardy: Of course, when I tell that story, it's gonna be the other way around.
Kylie Strutemyer: What are we gonna do now?
Bill Pardy: I don't know. Probably turn into a couple of these fucked-up things.
Jack MacReady: We need to find this Grant, and I mean yesterday. Town council's lit a Roman Candle, stuck it up my ass.
Bill Pardy: Jack, your leisure activities ain't my business.