| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Alex Hajdu | Crew | Art | Production Design | 3 |
 Christien Tinsley | Crew | Costume & Make-Up | Makeup Department Head | 6 |
 David J. Schow | Crew | Writing | Writer | 1 |
 David Leslie Johnson-McGoldrick | Crew | Writing | Writer | 2 |
 Deborah Aquila | Crew | Production | Casting | 6 |
Dorit Hurst | Crew | Art | Set Decoration | 6 |
 Frank Darabont | Crew | Directing | Director, Writer, Creator, Executive Producer | 4 |
Giovanna Ottobre-Melton | Crew | Costume & Make-Up | Costume Design | 6 |
 Guy Ferland | Crew | Directing | Director | 2 |
 Mark Isham | Crew | Sound | Original Music Composer | 6 |
Michael Sloane | Crew | Writing | Writer | 1 |
 Tricia Wood | Crew | Production | Casting | 4 |
Wayne Carmona | Crew | Production | Producer | 1 |
Alissa Ferguson | Crew | Production | Co-Executive Producer | 6 |
Jennifer L. Smith | Crew | Production | Casting | 6 |
 Michael De Luca | Crew | Production | Executive Producer | 6 |
 Paul Bernard | Crew | Production | Producer | 6 |
Nathaniel Smith | Crew | Production | Associate Producer | 6 |
Elliot Webb | Crew | Production | Executive Producer | 6 |
 Edward Burns | Cast | Actor | Ben "Bugsy" Siegel | 6 |
 Jeffrey DeMunn | Cast | Actor | Hal Morrison | 6 |
 Jeremy Strong | Cast | Actor | Mike Hendry | 4 |
 Milo Ventimiglia | Cast | Actor | Ned Stax | 6 |
 Neal McDonough | Cast | Actor | Captain William Parker | 6 |
 Robert Knepper | Cast | Actor | Sid Rothman | 6 |
 Alexa Davalos | Cast | Actress | Jasmine | 6 |
 Jeremy Luke | Cast | Actor | Mickey Cohen | 6 |
 Jon Bernthal | Cast | Actor | Joe Teague | 6 |
 Kate Siegel | Cast | Actress | Tandy | 1 |
 Kylie Rogers | Cast | Actress | Peggy O'Donnell | 2 |
 Carsen Warner | Cast | Actor | Young Gabe | 1 |
| Person | Type | Job | Role(s) | Episodes |
