One of these men was Frank 'Lefty' Rosenthal, who unofficially ran three casinos for the bosses in Chicago. They had to use fronts to get their men in to run everything. But while they ran the casinos, they didn't run the town. Until the early 1980s, The Mafia had a huge stake in Las Vegas. A 1995 film starring Robert De Niro as Sam 'Ace' Rothstein, Joe Pesci as Nicky Santoro, and Sharon Stone, who earned an Academy Award nomination for her role as Ginger.