William Friedkin

"Ever since director William Friedkin terrorized audiences with his 1973 classic The Exorcist, films about demonic possession have become a horror staple."

https://www.biography.com/movies-tv/a43493988/gabriele-amorth-the-popes-exorcist?source=nl&utm_source=nl_elm&utm_medium=email&date=041223&utm_campaign=nl31139257&user_email=64a20f24338333901e4cb7afc40a3cfae56c6770df59fc13cf25a5ce36d78b01&utm_term=AAA%20-%20High%20Minus%20Dormant%20and%2090%20Day%20Openers