The third season of Netflix's "Ozark" picks up six months later with the casino up and running while Marty and Wendy are fighting for control of the family's destiny. Marty preaches keeping the status quo. Aided by an alliance with Helen and drug cartel leader Omar Navarro, Wendy plots for expansion. But when Wendy's brother Ben comes into town, everyone's lives are thrown into chaos. Actor Tom Pelphrey sat down with BUILD to discuss the new season.