Mark JustinActingNo biography available.Known For4.2Demented19805.4Toys Are Not for Children1972Fan ClubNo Nerds have favorited Mark Justin yet — be the first.All fan clubsFrom NerdspinFilmographyActor21980DementedFilmJoker★ 4.21972Toys Are Not for ChildrenFilmRoy (postman)★ 5.4