Sebastian GrusnickWriting • 1974-01-01No biography available.Known For6.8Greetings from Mars2024Sprengstoff2025Fan ClubNo Nerds have favorited Sebastian Grusnick yet — be the first.All fan clubsFrom NerdspinFilmographyWriting2Upcoming12025SprengstoffFilmWriter2024Greetings from MarsFilmWriter★ 6.8
