 Wartime1987 · Screenplay | Screenplay |
 Violence in a Women's Prison1982 · Screenplay | Screenplay |
 Dolce gola1981 · Writer | Writer |
 Lea1981 · Writer | Writer |
 Waitress Without ... Malice1980 · Writer | Writer |
 Safari Rally1978 · Writer | Writer |
 Sister Emanuelle1977 · Actor, Writer | Actor, Writer |
 Crazy Desires of a Murderer1977 · Actor, Writer | Actor, Writer |
 Yellow Emanuelle1977 · Screenplay | Screenplay |
 Black Emanuelle 21976 · Writer | Writer |
 Black Emanuelle1975 · Writer | Writer |
 Enter the Devil1974 · Screenplay | Screenplay |
 Curse of the Red Butterfly1973 · Writer | Writer |
 Six Bounty Killers for a Massacre1973 · Screenplay | Screenplay |
 Kill Django...Kill First1971 · Screenplay | Screenplay |
 Dead Men Don't Make Shadows1970 · Writer | Writer |
 Wanted Sabata1970 · Screenplay | Screenplay |
 Zorro the Fox1968 · Writer | Writer |
 Radhapura – Endstation der Verdammten1968 · Screenplay | Screenplay |
 Goldface, the Fantastic Superman1967 · Screenplay | Screenplay |
 Colt in the Hand of the Devil1967 · Screenplay | Screenplay |
 The Cold Killer1967 · Screenplay | Screenplay |
 Three Bullets for Ringo1966 · Screenplay | Screenplay |
 Marauders of the Sahara1965 · Writer | Writer |
 The Last Gun1964 · Writer | Writer |
 The Seven Tasks of Ali Baba1962 · Writer | Writer |
 Vulcan, Son of Giove1962 · Screenplay | Screenplay |
 The Giant of Metropolis1961 · Screenplay | Screenplay |
 The Tartars1961 · Screenplay | Screenplay |
 The Seven Revenges1961 · Screenplay | Screenplay |
 David and Goliath1960 · Screenplay | Screenplay |
