From fan favorites Joss Whedon (The Avengers, Buffy the Vampire Slayer) and Drew Goddard (Cloverfield), comes this mind blowing horror film that turns the genre inside out. Five teenagers head off for a weekend at a secluded cabin in the woods. They arrive to find they are isolated with no means of communicating with the outside world. When the cellar door flings itself open and they go down to...