21 is the fact based story about six M.I.T students who were trained in the art of card counting. They subsequently took the Vegas casinos for millions! Academy Award Winner Kevin Spacey (The Usual Suspects) and young Hollywood super star Kate Boswoth (Superman Returns) star in this clever & adreniline filled heist film. An MIT math whiz is recruited by a teacher to join a specialized team of card counters. Based on Ben Mezrich's best-selling nonfiction book Bringing Down the House: The Inside Story of Six M.I.T. Students Who Took Vegas for Millions.