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 Nicky Bousso 1 guest appearances Rafael Torrez 1 guest appearances Dennis Garrity 1 guest appearances Jerry Fanning 1 guest appearances Nick Delgado 1 guest appearances Whelan 1 guest appearances Bailiff 1 guest appearances Mr. LaMarr 1 guest appearances Fred Metcalf 1 guest appearances Commissioner F. Scott Bodeen 1 guest appearances Nitti Henchman 1 guest appearances Larry Coombs 1 guest appearances Pete Lavery 1 guest appearances Dr. Burley 1 guest appearances Landlady 1 guest appearances Rawlins 1 guest appearances Race Spectator 1 guest appearances Man in Gym 1 guest appearances Eddie O'Gara 1 guest appearances Dutch Schultz 1 guest appearances ⇤ « 5 6 7 8 9 10 11 12 13 14 » ⇥