Editar. · Ben Affleck como Ivan Block. Justin Timberlake como Richie Furst. Princeton grad student Richie (Justin Timberlake), believing he's been swindled, travels to Costa Rica to confront online gambling tycoon Ivan Block (Ben. Justin Timberlake arrives at the world premiere of Runner Runner at Planet Hollywood Resort & Casino on September 18, in Las Vegas, Nevada. · Gemma Arterton como Rebecca Shafran. . · David Costabile. Justin Timberlake · Richie Furst Argumento. Justin Timberlake and Ben Affleck star in this high-stakes crime thriller where the lure of easy money is the riskiest bet of all. Princeton grad student Richie (Justin Timberlake), believing he's been swindled, travels to Costa Rica to confront online gambling tycoon. · Anthony Mackie como Agente Zbysko. Princeton grad student Richie, believing he's been swindled, travels to Costa Rica to confront online.