Karas, Karras? It's the name of the one priest, although I think it calls him Damien for the rest of the time.

I was always much more scared by the original "The Haunting". Ever seen it? Really spooky ghost story. Some parts haven't aged well, but by the time they get to the night scenes, you're shitting bricks. Movie ruined spiral staircases!

...look, the girl was playing with ouija boards, right? Just think, don't play with them, and you'll be okay! Oh, and avoid imaginary friends named Captain Howdy. /sage advice