Ken Zumstein
Screenwriter
Filmography
(a selection)
Screenwriter
- 2017
- Usgrächnet Gähwilers by Martin Guggisberg
- 2017
- Goliath by Dominik Locher
- 2016
- Abseits by Cosima Frei
- 2014
- Tauchä by Dominik Locher