Writer, Author, Original work, Director · 21 titles
6 titles
O Exorcista II: O HeregeFilm· 1977Writer
MastermindFilm· 1976Writer, Original work
O ExorcistaFilm· 1973Writer, Original work
A Última Esperança da TerraFilm· 1971Writer
O Exorcista (livro)Book· 1971Author
Lili, Minha Adorável EspiãFilm· 1970Writer