Rated: PG-13 for some violence and sexual content.

Suitable for: Mature teens and adults.

What you should know: Jim Sturgess plays a quiet MIT math whiz recruited by professor Kevin Spacey for a secret club of students who scam the casinos in Las Vegas by a card-counting scheme at the blackjack tables.

Language: Fairly infrequent use of profanity.

Nudity & sex: Partial nudity in several nightclub-stripper scenes, plus two (clothed) love scenes between Sturgess and co-star Kate Bosworth.

Violence & scary situations: Several bloody beatings are depicted. Much of the film is suspenseful but not terrifying.

Drug & alcohol use: Much drinking and smoking take place in the casinos and clubs where the action is set.