Betsy DuncanActingNo biography available.Known For5.3Mary, Mary1963Fan ClubNo Nerds have favorited Betsy Duncan yet — be the first.All fan clubsFrom NerdspinFilmographyActor21963Mary, MaryFilmSecretary (uncredited)★ 5.31953The Danny Thomas ShowTV2nd Brooks Brothers Girl • 1 episodes★ 6.2
