Sony Pictures has unveiled the trailer for the highly-anticipated horror movie, The Pope’s Exorcist. Russell Crowe stars as The Chief Exorcist of The Vatican, a character inspired by the real-life priest, Father Gabriele Amorth. The film is based on Amorth's actual files, as well as his two memoirs, An Exorcist Tells His Story and An Exorcist: More Stories, which discuss his encounters with Satan and demons.