It's cold, it's dark, and there are monsters... get ready for the best space horror movies to watch right now.

Some filmmakers have no qualms about sending audiences out on the bleakest note; others famously watered down their conclusions. These are among the most debated.

What if you can't wait for Halloween? We round up the best horror classics playing in L.A. over the next eight days: special 35mm prints, giant screens, huge monsters.