Writer, Creator, Director · 17 titles
PsicoseFilm· 1960Writer
PsicoseFilm· 1998Writer
Psicose 4: A RevelaçãoFilm· 1990Writer
Criação MonstruosaFilm· 1987Writer
Um Dia Para RelembrarFilm· 1995Writer
A Fera das NevesFilm· 1977Writer
Os FelinosFilm· 1969Writer
The Naked EdgeFilm· 1961Writer
A Orquídea NegraFilm· 1959Writer
Home for the HolidaysFilm· 1974Writer
The Ghost of Sierra de CobreFilm· 1964Director, Writer
Swamp ThingSeries· 1990Creator