ActingJohn Mainieri7 creditsJohn Mainieri is an actor.Acting (7)Wonder Wheel2017 · JohnTrainwreck2015 · Mob Bar Bartender (uncredited)The Normal Heart2014 · JohnCars 22011 · J. Curby Gremlin (voice)When in Rome2010 · Man in ElevatorCayman WentCayman Went2009 · Hans KopechneMeet Dave2008 · Middle-Aged Man
