"Exorcist: The Beginning" is a 2004 horror film directed by Renny Harlin. It serves as a prequel to the iconic 1973 film, "The Exorcist," exploring the origins of Father Lankester Merrin, a character who confronts demonic forces. Set in the 1940s, the story follows Merrin as he investigates a mysterious church in Africa that is believed to be haunted. The film delves into themes of faith, evil, and redemption as Merrin faces a powerful demon. It showcases his internal struggles and the impact of his past experiences on his beliefs. The movie combines elements of psychological horror with supernatural occurrences.