Mafia's Greatest Hits - Season 1

Former FBI agent Joe Pistone, who infiltrated the Mafia for six years as Donnie Brasco, reveals how his undercover work led to more than 100 convictions - and resulted in the death of underworld figure Dominick `Sonny Black' Napolitano.

The story of ambitious American mobster John Gotti, who became the boss of the Gambino family by ordering the death of the group's former head. He earned the nickname `Teflon Don' after three acquittals.

How Joseph Valachi knew there was a 'hit order' out on him, and lived in so much fear that he revealed both the existence of, and the whole structure of the Mafia for the first time