Childs: You're gonna have to sleep sometime, MacCready. MacCready: I'm a real light sleeper, Childs.
MacReady: First goddamn week of winter.
Clark: I dunno what the hell's in there, but it's weird and pissed off whatever it is.
[Last line] MacReady: Why don't we just wait here for a while... see what happens.
Palmer: I was wonderin' when El Capitan was gonna get a chance to use his popgun.
Trivia:
At the beginning of the film the Norwegian with the rifle screams in Norwegian: "Stop, get the hell away! It's not a dog - it's just an imitation of a dog, it's a kind of thing. It imitates. Get the hell away from the dog you fucking idiots!"
In the close up shot of the United States National Science Institute Station 4 sign, a 'Smokey the Bear' sign can be seen.
The film was originally banned when released in Finland.
Donald Pleasence was the original choice for the character of Blair. Pleasence was unable to perform the role due to a scheduling conflict.
DVD Easter Eggs: (Hidden So You Don't See Anything You Don't Want To See)
Edition: Universal Collectors Edition
Region: 1
Description: Hidden Music Score
Go to the Bonus Materials from the main menu and there select the Terror Takes Shape documentary. Go to Language Selection and you will find an menu called Music Score. It's the entire music score for the film.