Sam Giancana: The Chicago Outfit's Acting Mob Boss (1908 - 1975)

Tony Accardo: The Chicago Outfit Boss (1906 - 1992)

Albert Anastasia: The Lord High Executioner (1902 - 1957)

Meyer Lansky: The Mob's Accountant (1902 - 1983)

Lucky Luciano: The Founding Father of Organized Crime (1897 - 1962)

Carlo Gambino: The Gambino Crime Family Boss (1902 - 1976)

Vito Genovese: The Genovese Crime Family Boss (1897 - 1969)

Al Capone: The Prohibition Era Chicago Outfit Boss (1899 - 1947)

John Gotti: The Teflon Don & Gambino Crime Family Boss (1940 - 2002)

Frank Costello: The Prime Minister of the Underworld (1891 - 1973)

Sam Giancana: The Chicago Outfit's Acting Mob Boss (1908 - 1975)

Anthony Casso: Lucchese Crime Family Underboss (1940 - )

Carlos Marcello: The New Orleans Crime Family Boss (1910 - 1993)