Baby Face Nelson is a 1957 American film noir crime film based on the real-life 1930s gangster, directed by Don Siegel, co-written by Daniel Mainwaring—who also wrote the screenplay for Siegel's 1956 sci-fi thriller Invasion of the Body Snatchers—and starring Mickey Rooney, Carolyn Jones, Cedric Hardwicke, Leo Gordon as Dillinger, Anthony Caruso, Jack Elam, John Hoyt and Elisha Cook Jr.