Marie O'NeillActingNo biography available.Known For4.9Sensation20117.0Separation Anxiety1997Fan ClubNo Nerds have favorited Marie O'Neill yet — be the first.All fan clubsFrom NerdspinFilmographyActor22011SensationFilmMarie★ 4.91997Separation AnxietyFilmBrian's Mum★ 7.0