ActingMark BlockovichActing · Born 1953-06-18Mark Blockovich is an American actor and extra and known for his work on Hereditary.IMDbCredits · 4FilmHereditary2018 · Support Group Member (uncredited)FilmSwitched for Christmas2017 · Party AttendeeFilmEnchanted Christmas2017 · Diner PatronFilmBigfoot at Millcreek2017 · North Carolina Witness
