Rough Night in Jericho is a 1967 American Western film in Techniscope, directed by Arnold Laven and starring Dean Martin, George Peppard and Jean Simmons. The picture was based on the novel The Man in Black, written in 1965 by Marvin H. Albert, who also co-wrote the screenplay. The supporting cast includes John McIntire and Slim Pickens. Rough Night in Jericho is the only film in which Dean Martin portrayed the villain.