Colin BullDirectingNo biography available.Known ForThe GrailFan ClubNo Nerds have favorited Colin Bull yet — be the first.All fan clubsFrom NerdspinFilmographyUpcoming7—The GrailFilmDirector—The GrailFilmWriter—The GrailFilmProducer—The GrailFilmCamera Operator—The GrailFilmSound—The GrailFilmEditor—The GrailFilmSet Designer