Writer, Original work, Director, Author · 48 titles
48 titles
Flashback - Mörderische FerienFilm· 2000Writer
Max Devlin e o DiaboFilm· 1981Original work
Os Cinco ÁlibisFilm· 1980Writer
Era Uma Vez um EspiãoFilm· 1980Writer
Concrete CowboysFilm· 1979Writer
The LegacyFilm· 1978Writer, Original work
Good Against EvilFilm· 1977Writer
Kolchak e Os Demônios da NoiteSeries· 1974Writer
Um Grito de TerrorFilm· 1973
Fábula MacabraFilm· 1972Writer
Um Grito Dentro da NoiteFilm· 1972Director, Writer
Luxúria de VampirosFilm· 1971Director
O Horror de FrankensteinFilm· 1970Director, Writer
CrescendoFilm· 1970Writer
Foreign ExchangeFilm· 1970Writer, Original work
The Spy KillerFilm· 1969Writer, Original work
O AniversárioFilm· 1968Writer
Deadlier Than the MaleFilm· 1967Writer, Original work
HysteriaFilm· 1965Writer
ParanóicoFilm· 1963Writer
ManíacoFilm· 1963Writer
Piratas do Rio SangrentoFilm· 1962Writer, Original work
Grito de PavorFilm· 1961Writer
The Hellfire ClubFilm· 1961Writer, Original work
O Desesperado Cerco da Rua SidneyFilm· 1960Writer, Original work
A MúmiaFilm· 1959Writer
Intent to KillFilm· 1958Writer
O Estranho de Um Mundo PerdidoFilm· 1956Original work, Writer
