Writer, Author · 16 titles
O Homem de PalhaFilm· 1973Writer
Assassinato no Expresso OrienteFilm· 1974Writer
O SacrifícioFilm· 2006Writer
FrenesiFilm· 1972Writer
Morte Sobre o NiloFilm· 1978Writer
Trama DiabólicaFilm· 1972Writer
Assassinato Num Dia de SolFilm· 1982Writer
Encontro Marcado com a MorteFilm· 1988Writer
AbsolviçãoFilm· 1978Writer
The Wicker ManBook· 1978Author
Mr. Forbush and the PenguinsFilm· 1971Writer