http://www.alltrailers.net/possession.html

So let's see...

We've got

1. Buffy 
2. Special Unit 2
3. Pushing Daises
4. Xfiles CSM

Holy crap...I have to see this just for that.  And the fact that Lee Pace is playing a possible bad guy.  

Woot

And the lead chick is named Jessica.  Double Woot.