Author, Writer, Original work, Creator · 31 titles
Querida, Encolhi as CriançasFilm· 1989Writer, Original work
Bonecas MacabrasFilm· 1987Writer
Troll - O Mundo do EspantoFilm· 1986Writer
C.H.U.D. 2Film· 1989Writer
Omega Doom - A MaldiçãoFilm· 1996Writer
Os Guerreiros do Reino PerdidoFilm· 1985Writer
As Aventuras de SinbadSeries· 1996Creator
Os Dez MandamentosFilm· 2007Writer
SpellcasterFilm· 1988Original work
RobocopBook· 1987Author
Ghostbusters IIBook· 1989Author
Hell on EarthBook· 1995Author