Hotel Info. Big M Casino Cruise I - Little River, / , () , Waterfront Ave Little River, South Carolina, United States. Big M Casino Cruise II. The Big "M" Casino is the only place for gambling in South Carolina. Play slots, table games, and win BIG MONEY while enjoying a scenic cruise on the Atlantic!. South Carolina has 4 casinos in which you'll find more than slots and gaming machines. There are a total of 58 table games. Click a casino on the left for Carnival Sunshine Casino · Big M Casino Cruise I - Little.