Overview: Gun-for-hire Joe "Mad Dog" Sullivan tries to hide his criminal activities from his family.
Overview: Frank Calabrese Jr., son of mobster Frank Calabrese, flipped against his father, and nearly brought down the vaunted Chicago Outfit.
Overview: One of the most violent and outrageous characters in mob history, "Mad Sam" DeStefano lived up to his moniker throughout a three-decade reign as a juice loan lender and sadistic enforcer with the notorious Chicago Outfit.
Overview: Dutch Schultz ruled the numbers rackets until mob bosses ordered his murder.
Overview: Richard Kuklinski lived a shocking double life; suburban husband and father at home, and brutal contract killer on the streets.
Overview: Carmine Persico stands as one of most enduring Godfathers in mafia history.
Overview: Gregory Scarpa lived a charmed triple life; mafia hit man, loving father and husband, and secret FBI informant.
Overview: Jimmy Burke was one of the most prolific mob earners in New York history.