The Village. It counts, because it's in the true tradition of suspense-horror and not, like, gorno. And it scared me, k? :tehe: More than Saw, anyway...
Movie turned into a book? ...I don't think I have any, or know of any, for that matter. :think: I have favorite movies that came from books, though.
Favorite way-too-cliche-I'm-never-gonna-see-that-again film? I know, it's gonna be one that you don't like, but pick the best one out of the ones you don't like, basically.