Known For
The Italian Connection
(1972)
Screenplay
Count Dracula
(1970)
Screenplay
Wanted
(1967)
Screenplay and Story
Full Filmography
Writing
For a Few Extra Dollars
(1966)
Screenplay
Halleluja for Django
(1967)
Screenplay and Story
Wanted
(1967)
Screenplay and Story
Sugar Colt
(1967)
Story and Screenplay
Gunman Sent by God
(1968)
Story and Screenplay
Cry of Death
(1968)
Story and Screenplay
One Dollar Too Many
(1968)
Screenplay and Story
Black Jack
(1968)
Writer
Yellow: The Cousins
(1969)
Story and Screenplay
In the Name of the Father
(1969)
Screenplay
Count Dracula
(1970)
Screenplay
The Italian Connection
(1972)
Screenplay
No, the Case Is Happily Resolved
(1973)
Writer
Colt in the Hand of the Devil
(1973)
Writer
Deaf Smith & Johnny Ears
(1973)
Writer
Who's Afraid of Zorro
(1975)
Screenplay
Emmanuelle on Taboo Island
(1976)
Writer