And by "the best," I mean "my favorites." Let me add right now that I dislike all of the following: monsters, killer animals, aliens, vampires, zombies, serial killers. So, none of those are represented. Moving on:

The Guardian brings us a new poll of the Scariest Movies, but whoever they polled was largely wrong, so I had to make a new one. You'll quickly see that my taste runs towards atmospheric creepiness: yes, I know these aren't all technically "horror" - some of them are "psychological thrillers," or "suspense." But they're still amongst the scariest movies I know. I'm not listing The Shining, Carrie or The Exorcist, just because you've already seen them.

In no particular order: