Comes the Dawn Tales from the Crypt : Season 6 Episode 13

Two poachers are out hunting bear in Alaska. They seek the help of a woman who leads them into a dorm. The men decide that they don't need her anymore but the Colonel double crosses his partner. She's been leading them to a lair full of hibernating vampires. Luckily it's dawn but there's one problem. Alaska is locked in cold darkness.