Mason O'SullivanActing • 1989-12-28 • Chesapeake, Virginia, USANo biography available.Known For5.1Under My Skin20203.4The Hammer2017Fan ClubNo Nerds have favorited Mason O'Sullivan yet — be the first.All fan clubsFrom NerdspinFilmographyActor22020Under My SkinFilmRandall★ 5.12017The HammerFilmGabby★ 3.4