Writer, Original work, Director, Author, Creator · 17 titles
17 titles
Predator: Dark AgesFilm· 2015Writer
Alien vs. Predador 2Film· 2007Writer
HemoglobinaFilm· 1997Writer
Assassinos CibernéticosFilm· 1995Writer
O Filho das TrevasFilm· 1991Director
O Vingador do FuturoFilm· 1990Writer
Aliens: O ResgateFilm· 1986Writer
Invasores de MarteFilm· 1986Writer
A Volta dos Mortos VivosFilm· 1985
Força SinistraFilm· 1985Writer
Trovão AzulSeries· 1984Creator
Trovão AzulFilm· 1983Writer
Heavy Metal: Universo em FantasiaFilm· 1981Writer, Original work
Alien: O Oitavo PassageiroFilm· 1979Writer, Original work
Dark StarFilm· 1974Writer, Original work