Writing
The Doll of Satan
1969 · Dialogue
Let It All Hang Out
Adios Compañeros
1971 · Screenplay
Sfida nella città dell'oro
1962 · Director
FBI Operation Yellow Viper
1964 · Director
Una ragazza di Praga
The Electric Chair
Fistful of Diamonds
1967 · Dialogue
The Lineage of Cain
1971 · Writer
An Eye for an Eye, A Tooth for a Tooth
Vietnam, guerra e pace
1968 · Dialogue
Dr. med. Mark Wedmann - Detektiv inbegriffen
1974 · Director
Mondo Infame
1964 · Story
