Originally Posted by grindy

Have you seen Borgman? I've seen it being called a horror movie, although I'd say it's more of a surrealistic, very dark comedy.

Another weird, but good one is Possession (the one from 1981). Unlike Borgman, which is all around very watchable and entertaining, this one is only for people who can stomach some very artsy stuff. I'd say it's worth the effort though.