The Hoodlum Priest is a 1961 film by Irvin Kershner, based on the life of Father Charles "Dismas" Clark of St. Louis, who ministered to men in prison and men coming out of prison. During his career Fr. Clark earned the nickname "The Hoodlum Priest." The film was entered into the 1961 Cannes Film Festival. The movie stars Don Murray who also co-produced and co-wrote the screenplay under the pseudonym Don Deer.