Mairin D. O'SullivanActingNo biography available.Known For5.8The Purple Taxi1977Fan ClubNo Nerds have favorited Mairin D. O'Sullivan yet — be the first.All fan clubsFrom NerdspinFilmographyActor21978ExposureFilmMrs Sinnott(as Mairin O'Sullivan)★ 9.01977The Purple TaxiFilmMargaret Colleen★ 5.8