Writer, Original work, Director · 114 titles
O Cavaleiro da JustiçaFilm· 1934Original work, Writer
Undersea KingdomFilm· 1936Writer
Charlie Chan e o Tesoura AztecaFilm· 1948Writer, Original work
City of Missing GirlsFilm· 1941Writer
The Mummy and the Curse of the JackalsFilm· 1969Director
Dragoon Wells MassacreFilm· 1957Original work
Oh, SusannaFilm· 1936Director, Original work, Writer
Destino ViolentoFilm· 1957Director, Writer
Forbidden TrailsFilm· 1941Original work
Sinister HandsFilm· 1932Writer