The Exorcist is one of the most popular supernatural horror films of all time. The film has had a significant influence on popular culture, and several publications have regarded it as one of the greatest horror films of all time. They say that the film was so gory for that time that the theaters provided people with vomit bags and paramedics assistance in some cases. The movie was based on the true story of a young boy known by the pseudonym Roland Doe; the events took place in 1949. William Peter Blatty wrote this real-life exorcism in his novel, and William Friedkin turned it into a movie. These amazing photographs film will help you understand what was going on behind the cameras and how everything was done.