Gianfranco Clerici

Gianfranco Clerici (; born 29 July 1941) is an Italian writer of numerous screenplays for Italian film and television productions. He has collaborated with several directors of exploitation cinema, including Lucio Fulci and Ruggero Deodato. Many of his scripts went on to become controversial films, most infamously the 1980 film ''Cannibal Holocaust'', directed by Deodato. Provided by Wikipedia