Greig JohnsonActingNo biography available.Known ForFan ClubNo Nerds have favorited Greig Johnson yet — be the first.All fan clubsFrom NerdspinFilmographyActor2Directing3Writing2Editing12021Late Night MashTVProfessor Henry Brubaker • 8 episodes★ 6.72017The Mash ReportTV★ 5.9