Machine Gun Kelly
1895 - 1954
George Francis Barnes Jr. better know as "Machine Gun Kelly",was an Irish American Gangster during the Prohibition era. His nickname came from his favorite weapon, the Thompson submachine gun. His most infamous crime was the kidnapping of oil business man Charles F. Urshel. In 1933, Kelly and his gang collected a $200,000 ransom. His crimes also included bootlegging and armed robbery.
This is the trailer for the movie "Machine Gun Kelly" produced in 1958 by Roger Corman.
Kelly died of a heart attack in the Leavenworth Penitentiary in 1954.
More info on Alcatraz.