HomePeople Biography and filmographyBert Koß Biography unavailable on TMDB. Movies (4)TV shows (2) Movies (4) BallonfieberBallonfieber2026 · Writer Dein perfektes Jahr2024 · Writer Sugar Sand2017 · Writer The Beheaded Rooster2007 · Screenplay TV shows (2) Die Glücksspieler2022 · Writer Grimme AwardGrimme Award1964 · Self