Director, Writer · 12 titles
O Triunfo da VontadeFilm· 1935Writer
AcciaioFilm· 1933Director, Writer
Feind im BlutFilm· 1931Director, Writer
Melodie der WeltFilm· 1929Director, Writer
Berlin: Sinfonia da MetrópoleFilm· 1927Director, Writer
Opus IVFilm· 1925Director
Opus IIIFilm· 1924Director
Lichtspiel: Opus IFilm· 1921Director
Lichtspiel: Opus IIFilm· 1921Director