Geoffrey OrnsteinActingView on IMDb ↗Known forA Charlie Brown ChristmasCharlie Brown's All-Stars!A Boy Named Charlie BrownPeanutsFilmography (4)1966Charlie Brown's All-Stars!Pig-Pen (voice) (uncredited)1965A Charlie Brown ChristmasPig-Pen (voice)1965PeanutsPig-Pen1963A Boy Named Charlie Brown"Pig-Pen" (voice)