I picked this up a few days ago and am really enjoying it. There's a demo for Xbox 360 and in US the for PSN too.
Nice mix of Diabloesque game with some Monkey island style interrogation (as it's by Ron Gilbert) of npc's, some of the humour is great too, nice little casual game for the price
Trailer:
http://www.youtube.com/watch?v=1rvIL6culVY
E3 Demo of Gameplay:
http://www.youtube.com/watch?v=F9hc_UbygpI