Katie O'BrienActingNo biography available.Known For5.4Teachers20166.5Carl the Exorcist20214.2Go-Go Boy Interrupted20148.0Teachers20124.6The Bubble2022Fan ClubNo Nerds have favorited Katie O'Brien yet — be the first.All fan clubsFrom NerdspinFilmographyActor10Writing3Production2Creator12022The BubbleFilmBaltaire Waitress, Monica★ 4.62022The Santa ClausesTVBarista • 1 episodes★ 7.12021Carl the ExorcistFilmMrs. Blaire★ 6.52017SteveTVSelf • 1 episodes★ 6.02016TeachersTVMary Louise Bennigan • 50 episodes★ 5.42016Kocktails With KhloéTVSelf • 1 episodes★ 6.82014Go-Go Boy InterruptedTVKrista • 14 episodes★ 4.22013@midnight with Chris HardwickTVSelf • 1 episodes★ 5.32012Key & PeeleTVEmployee • 1 episodes★ 7.72012TeachersTVMary-Louise Bennigan • 26 episodes★ 8.0