Garry: I know you gentlemen have been through a lot, but when you find the time, I'd rather not spend the rest of this winter TIED TO THIS FUCKING COUCH!
[last lines] Childs: Fire's got the temperature up all over the camp. Won't last long though. MacReady: Neither will we. Childs: How will we make it? MacReady: Maybe we shouldn't. Childs: If you're worried about me... MacReady: If we've got any surpr...
[Norris' head grows legs and tries to walk away] Palmer: You gotta be fuckin' kidding.
[Thing roars and screams] MacReady: Yeah, fuck you too!
MacReady: Hey, Sweden! Dr. Copper: They're not Swedish, Mac. They're Norwegian.
Clark: I dunno what the hell's in there, but it's weird and pissed off, whatever it is.
Childs: You're gonna have to sleep sometime, MacReady. MacReady: I'm a real light sleeper, Childs.
Computer Voice: [moves its chess piece] Checkmate. Checkmate. [MacReady pours his drink into the computer tower, frying it] MacReady: Cheating bitch.
MacReady: Somebody in this camp ain't what he appears to be. Right now that may be one or two of us. By spring, it could be all of us. Childs: So, how do we know who's human? If I was an imitation, a perfect imitation, how would you know if it was re...
MacReady: [about to test his blood] Now I'll show you what I already know.
MacReady: [talking into tape recorder] I'm gonna hide this tape when I'm finished. If none of us make it, at least there'll be some kind of record. The storm's been hitting us hard now for 48 hours. We still have nothing to go on. [MacReady briefly t...
[showing the remains of the dog-thing to the entire camp] Dr. Blair: You see, what we're talkin' about here is an organism that imitates other life-forms, and it imitates 'em perfectly. When this thing attacked our dogs it tried to digest them... abs...
MacReady: Blair's been busy out here all by himself.
Nauls: Where are we goin'? MacReady: Up to my shack. Nauls: What the hell for? MacReady: 'Cause when I left yesterday, I turned the lights off.
MacReady: We're gonna draw a little bit of everybody's blood... 'cause we're gonna find out who's The Thing. Watchin' Norris in there gave me the idea that... maybe every part of him was a whole, every little piece was an individual animal with a bui...
Garry: The generator's gone. MacReady: Any way we can we fix it? Garry: It's "gone", MacReady.
MacReady: First goddamn week of winter.
Garry: My God, what was happening to him? MacReady: If it had more time to finish, it would have looked and sounded and acted just like Bennings! Garry: I don't know what you're saying. MacReady: That was one of those things out there trying to imita...