Writer, Original work · 13 titles
Tubarão 3Film· 1983Original work
O Sequestro de CandyFilm· 1973Writer
O Único SobreviventeFilm· 1970Writer
O Terror Que Vem do CéuFilm· 1978Writer
Desperate Rescue: The Cathy Mahone StoryFilm· 1993Writer
SST: Death FlightFilm· 1978Original work
Family FlightFilm· 1972Writer
A Máquina de MatarFilm· 1971Writer
The Sixth ColumnFilm· 1970Writer
The ChaseFilm· 1991Writer
Promessa de SangueFilm· 1987Writer
Le rouble à deux facesFilm· 1968Original work