Drew Carey to Host ‘Undercover Boss’ Return at CBS, Which Also Orders New Reality Series ‘Stacks of Cash’ and ’24 Hour Millionaire’

CBS is tripling down on its unscripted lineup, bringing back a new version of “Undercover Boss” — this time hosted by Drew Carey — and greenlighting two new series: “Stacks of Cash,” hosted by Mike O’Malley, and “24 Hour Millionaire,” from the producers behind “Big Brother.” In the case of…