Joseph Gordon-Levitt‘s directorial debut hits screens October 18 via Relativity Media, which snapped up the hot title (nee Don Jon’s Addiction) for $4M out of Sundance. Gordon-Levitt, Scarlett Johansson, Julianne Moore, Tony Danza, Glenne Headly and Brie Larson star in the pic about a porn-addicted Jersey guy balancing life and love. Check out the trailer: