You could try any of the 3 Darkfall games.
Similar Spooky feel to them.
http://www.darkfallgames.com/
or
The Lost Crown - Ghost hunting game.
Augustin (The talented Forum member behind Scratches) is also developing a new game called Asylum which looks ace.
http://www.youtube.com/watch?v=GKxJQ...eature=related
http://www.youtube.com/watch?v=y0XXZ4ZuGTs