Ready or Not (2012)

A new reality television show chooses six contestants to travel to a secluded mansion to compete for one million dollars. The game is Hide-and-Seek. But the rules change when one contestant is found murdered by the very cameraman who was sent to record their every move. The players realize that this is no game. It's a real life horror film and they are the stars. What began as a contest for quick fame and easy fortune becomes a battle for survival.