Gabriel Mattka

2020s

1. 2026

   Winter Wonderlanes

   Sebastian

2. 2025
   

   IT: Welcome to Derry

   Tim Flanagan · 1 episode

   80
3. 2024

   Mime Prophecy

   Beren

4. Killing Off

   Marty / Gabe

5. 2021
   

   The Wedding Ring

   Jamie Coleman (13)

   53
6. 2020
   

   Locke & Key

   Neighbourhood Kid #2 · 1 episode

   74

2010s

1. 2017
   

   Frankie Drake Mysteries

   Newspaper Boy · 1 episode

   67
2. 2016
   

   Incorporated

   Young Boy · 1 episode

   69

No release date

1. Keeper of the Cup

   Charlie (teen)

2020s

1. 2024

   Killing Off

   Director

2020s

1. 2024

   Killing Off

   Editor

2020s

1. 2024

   Killing Off

   Producer

2020s

1. 2024

   Killing Off

   VFX Artist

2020s

1. 2024

   Killing Off

   Set Designer

2020s

1. 2024

   Killing Off

   Script Editor