Main Characters Narrator 107 main appearances Eliot Ness 106 main appearances Agent Enrico Rossi 97 main appearances Agent Lee Hobson 81 main appearances Agent William Youngfellow 73 main appearances Agent Jack Rossman 57 main appearances Frank Nitti 25 main appearances District Attorney Beecher Asbury 14 main appearances Agent Martin Flaherty 14 main appearances Agent Cam Allison 10 main appearances Agent Lamar Kane 4 main appearances
Recurring Guest Characters Penny 1 guest appearances Waiter 1 guest appearances Arnold Javits 1 guest appearances Mike Genna 1 guest appearances Carlo Giovanni 1 guest appearances Immigrant 1 guest appearances Carlo Feruzzi 1 guest appearances Warden Carroll 1 guest appearances Reporter 1 guest appearances Gil Haller 1 guest appearances Customs Records Clerk 1 guest appearances Junkie 1 guest appearances Luigi Renaldo 1 guest appearances Lou Cagan 1 guest appearances Elma 1 guest appearances Packy 1 guest appearances Charlie 1 guest appearances Judge 1 guest appearances Joe Flores 1 guest appearances Charlie Steuben 1 guest appearances ⇤ « 4 5 6 7 8 9 10 11 12 13 » ⇥