Martin Witz · Writer
Sealed
2025
In the Shadows of Dreams
Writer
Sealed
2019
Gateways to New York: Othmar H. Ammann and his bridges
Writer
Sealed
2011
The Substance: Albert Hofmann's LSD
Writer
Sealed
2010
Hugo Koblet - The Charming Cyclist
Writer
Sealed
2007
Dutti der Riese
Writer
Sealed
2002
Von Werra
Writer
Sealed
1993
Ludwig 1881
Writer
At the End of the Night
Sealed
1992
At the End of the Night
Writer
Always & Forever
Sealed
1991
Always & Forever
Screenplay
Sealed
1986
Morlove - Eine Ode für Heisenberg
Writer