Perry Kate Very very predictable, including the post credit scene !!!

MamaGravity good back-story, and good acting

Sharkflei Your blood may run cold, but you now find yourself pinioned to the story.

Dirtylogy It's funny, it's tense, it features two great performances from two actors and the director expertly creates a web of odd tension where you actually don't know what is happening for the majority of the run time.