Writer, Creator, Author · 17 titles
10 titles
Terror na Montanha-RussaFilm· 1977Writer
O Dirigível HindenburgFilm· 1975Writer
Ellery QueenSeries· 1975Creator
Savage!Film· 1973Writer
Ransom for a Dead ManFilm· 1972Writer
Dagger of the MindFilm· 1972Writer
ColumboSeries· 1971Writer, Creator