Watch Mafia's Greatest Hits Season 1 Episode 8 Online
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- COUNTRIES: United Kingdom
- Subtitles: English
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.