Original work, Writer · 115 titles
7 titles
The WreckerFilm· 1929Original work
Der rote KreisFilm· 1929Original work
The Terrible PeopleFilm· 1928Original work
Der große UnbekannteFilm· 1927Original work
The Green ArcherFilm· 1925Original work
The Crimson CircleFilm· 1922Original work
Wanted at HeadquartersFilm· 1920Original work