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Not to discount the original 1951 Howard Hawks "produced" film - it's a damn fine film but Carpenter's remake is absolutely terrifying. Set in the harsh isolation of Antarctica - an American research station stumbles across a couple of Norwegians from a nearby research station that are trying to kill a dog. The Norwegians end up dead and the dog gets to stay with the Americans. A quick trip to the Norwegians' base shows that everybody there is dead and that they had previously dug something up in the ice (which references the 1951 version). And that dog isn't what it seems to be. It's some thing.
The 1951 film featured a group of American scientists and some U.S. army personnel
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The cold, dark isolation of the arctic is the perfect setting for a scary game of guess who the monster is. This movie looks cold, damn cold. Kurt Russell's beard constantly seems to have icicles hanging from it. And there's nothing worse than freezing your ass off while trying to fight an evil shape changing monster.