Actor | Producer
himself ( Actor )
... 2024
Various ( Actor )
... 2021
Otto Leonhard ( Actor )
... 2021
himself ( Actor )
... 2024
Various ( Actor )
... 2021
Otto Leonhard ( Actor )
... 2021
... 2021
Otto Leonhard ( Actor )
... 2018
Geist des Schulgründers Otto Leonhard ( Actor )
... 2015
... 2015
... 2014
... 2010
... 2006
Grille (voice) ( Actor )
... 2005
Scientist ( Actor )
... 2004
... 2004
... 2001
... 2000
Actor
... 1999
... 1992
... 1989
... 1987
Otto / Otto's Father (voice) / Otto's Mother (voice) / Mr. Astrid (voice) ( Actor )
Screenplay
... 1985
