| Eliot Ness? (44 episodes 1993-1994) | Tom Amandes | |
| Agent Tony Pagano (40 episodes 1993-1994) | John Haymes Newton | |
| Agent Paul Robbins (16 episodes 1993-1994) | 大卫·詹姆斯·艾略特
 | |
| Al Capone (15 episodes 1993-1994) | 威廉·弗西斯
 | |
| Frank Nitti (15 episodes 1993-1994) | Paul Regina | |
| Agent Michael Malone (15 episodes 1993-1994) | 约翰·里斯-戴维斯
 | |
| Mae Capone (12 episodes 1993-1994) | Hynden Walch | |
| Agent Sean Quinlan (12 episodes 1993-1994) | Shea Farrell | |
| Vito Stellini (7 episodes 1993-1994) | John Colella | |
| Police Officer (5 episodes 1993-1994) | Steve Head | |
| Guzik (4 episodes 1993) | Dick Sasso | |
| Former Prostitute? (3 episodes 1993-1994) | 艾米·卡尔森
 | |
| (3 episodes 1993-1994) | Tom Guarnieri | |
| Agent George Steelman (2 episodes 1993) | 迈克尔·霍斯
 | |
| Catherine Ness (2 episodes 1993) | Nancy Everhard | |
| (2 episodes 1993) | Rob Riley | |
| Eddie? (2 episodes 1993-1994) | Cory Barlog | |
| Armitage? (2 episodes 1993-1994) | Will Clinger | |
| David Sinaiko? (2 episodes 1993-1994) | John J. Dalesandro | |
| Cop? (2 episodes 1993-1994) | John Judd | |
| Garage Mechanic? (2 episodes 1993-1994) | Joe Krowka | |
