HomePeople Biography and filmographyGabriel Mattka Biography unavailable on TMDB. Movies (5)TV shows (4) Movies (5) Winter Wonderlanes2026 · Sebastian Mime Prophecy2024 · Beren Killing Off2024 · Marty / Gabe, Director, Editor, Producer, VFX Artist, Set Designer, Script Editor The Wedding Ring2021 · Jamie Coleman (13) Keeper of the Cup · Charlie (teen) TV shows (4) IT: Welcome to Derry2025 · Tim Flanagan Locke & Key2020 · Neighbourhood Kid #2 Frankie Drake Mysteries2017 · Newspaper Boy Incorporated2016 · Young Boy