Mattis Sørum

2016

• [ ] The Little Grey Wolfy: The Winter Story (Music) 
• [ ] The Little Grey Wolfy: The Winter Story (Sound Designer) 

2017

• [ ] Little Grey Wolfy: Spring and Icy Drift (Sound Designer) 
• [ ] Little Grey Wolfy: Spring and Icy Drift (Music) 

2019

• [ ] Little Grey Wolfy: Summer Party (Music) 

2020

• [ ] Little Grey Wolfy: Fall Travelers (Original Music Composer)