Guillermo Del Toro's The Orphanage

Good haunting movie, making a clever use of all clichés about ghosts, and also of this legend:

THIS IS A BIG SPOILER IF YOU HAVEN'T SEEN THE MOVIE

the "hide-and-seek disappearance". You know, someone is playing hide-and-seek, gets accidentally locked into the remote place he was hiding in, dies there, and his body is discovered long after... (I've read it about a young bride).