Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Save your money

Should be 0 stars. Written in Crayola. This cheap attempt to ride the publicity of The Cave and The Descent offers nothing but dimly lite jump cuts shot on a sound stage cave set, lots of red herrings that go nowhere, and no payoff.This one will make even the lovers of the average "Sci-Fi Channel" fare cringe.