An FBI undercover agent infiltrates the mob and identifies more with the mafia life at the expense of his regular one.
Donnie Brasco / Joseph D. 'Joe' Pistone
Benjamin 'Lefty' Ruggiero
Dominick 'Sonny Black' Napolitano
Nicholas 'Nicky' Santora
Paulie
Maggie Pistone
Tim Curley
Bruno
Richard 'Richie' Gazzo
Dr. Berger