The conspiracy involved the dealer and player moving and adding additional chips to winning numbers, making and accepting late bets and placing additional wagers for other guests, the affidavit said.īut the scheme unraveled after another roulette player noticed the cheating and complained about the “unethical behavior” to casino management, which alerted the Iowa Division of Criminal Investigation. In all, they allegedly split between $20,000 and $30,000 in earnings. The trio carried out the scheme on several occasions in February and March at the Horseshoe Casino in Council Bluffs, according to an investigator’s affidavit filed in court. (Jeff Scheid/Las Vegas Review-Journal) Follow Jeff Scheid on Twitter BLUFFS, Iowa - A supervisor at an Iowa casino, a dealer and a patron have been charged with conspiring to cheat at roulette and split thousands of dollars in illicit winnings, investigators said Wednesday. Gamblers place bets at the roulette table in Riviera hotel-casino, 2901 Las Vegas Blvd.