COUNTDOWN TO DEATH: Accident or murder?

At a remote lodge a group of actors is gathered to practise a new play. A blizzard keeps them bottled up as one person after another dies as a result of an accident. But are they accidents? Could it be that one of their own is killing them off one by one? If so, who? And why? who will be the next target and how can they protect themselves? The story becomes more and more baffling as it keeps you in suspense until its surprising conclusion.