| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 David Simon | Crew | Production | Executive Producer, Creator, Writer | 6 |
 Ed Burns | Crew | Production | Executive Producer, Writer | 6 |
 George Pelecanos | Crew | Production | Executive Producer, Creator, Writer | 6 |
 William F. Zorzi | Crew | Production | Co-Executive Producer, Writer | 6 |
 Yaron Orbach | Crew | Camera | Director of Photography | 6 |
 Reinaldo Marcus Green | Crew | Production | Executive Producer, Director | 6 |
Valeria De Felice | Crew | Art | Production Design | 6 |
Nina Kostroff-Noble | Crew | Production | Executive Producer | 6 |
Kary Antholis | Crew | Production | Executive Producer | 6 |
 D. Watkins | Crew | Writing | Writer | 1 |
 Justin Fenton | Crew | Writing | Book | 6 |
 Brian Anthony Wilson | Cast | Actor | Andre Davis | 1 |
 Dagmara Domińczyk | Cast | Actress | Erika Jensen | 6 |
 Delaney Williams | Cast | Actor | Kevin Davis | 6 |
 Domenick Lombardozzi | Cast | Actor | Stephen Leary | 3 |
 Don Harvey | Cast | Actor | John Sieracki | 6 |
 Gabrielle Carteris | Cast | Actress | Andrea 'Andi' Smith | 2 |
 Jamie Hector | Cast | Actor | Sean M. Suiter | 6 |
 Josh Charles | Cast | Actor | Daniel Hersl | 6 |
Paige Carter | Cast | Actress | Stephanie Rawlings-Blake | 1 |
 Rob Brown | Cast | Actor | Maurice Ward | 6 |
 Treat Williams | Cast | Actor | Brian Grabler | 1 |
 Anwan Glover | Cast | Actor | David Baker | 1 |
 Bobby J. Brown | Cast | Actor | Thomas Allers | 4 |
 Chris Clanton | Cast | Actor | Brian Hairston | 5 |
 James Lewis | Cast | Actor | Judge Franklin Moore | 1 |
 Joe Pistone | Cast | Actor | Det. Jason Giordano (uncredited) | 1 |
 Jon Bernthal | Cast | Actor | Sgt. Wayne Jenkins | 6 |
 Ken Arnold | Cast | Actor | Charlie Gibson | 4 |
 Larry Mitchell | Cast | Actor | Scott Kilpatrick | 6 |
 Mike D. Anderson | Cast | Actor | HCDC Officer #2 | 1 |
 Nathan Corbett | Cast | Actor | Tariq Touré | 4 |
 Steve Polites | Cast | Actor | Unit Leader | 1 |
 Tray Chaney | Cast | Actor | Gordon Hawk | 5 |
 Wunmi Mosaku | Cast | Actress | Nicole Steele | 6 |
 Darrell Britt-Gibson | Cast | Actor | Jemell Rayam | 5 |
 Jermaine Crawford | Cast | Actor | Jaquon Dixon | 3 |
 McKinley Belcher III | Cast | Actor | Momodu 'G Money' Gondo | 6 |
 David Corenswet | Cast | Actor | David McDougall | 6 |
 Lyon Beckwith | Cast | Actor | Booth | 1 |
 Shaun Woodland | Cast | Actor | Walter Collins | 1 |
 William L. Thomas | Cast | Actor | Customer | 1 |
 Mark McKinnon | Cast | Actor | Officer Miles | 1 |
Joy Jones | Cast | Actress | Tisha Edwards | 1 |
Mike Sutton | Cast | Actor | Rod Rosenstein | 1 |
 Lucas Van Engen | Cast | Actor | Leo Wise | 6 |
 Michael J. Lyons | Cast | Actor | Jim Smith | 1 |
 Thaddeus Street | Cast | Actor | James Otis | 2 |
Benjamin Bass | Cast | Actor | James Kostoplis | 1 |
Kenneth Wayne | Cast | Actor | Det. Michael Sylvester | 1 |
 Kevin Murray | Cast | Actor | Gary Proctor | 2 |
J. Shawn Durham | Cast | Actor | Officer #2 | 1 |
 Daniel Martin | Cast | Actor | FBI TAC Officer #3 | 1 |
 Dwayne Alistair Thomas | Cast | Actor | Kevin Haughton | 1 |
 Jeremy Gabriel | Cast | Actor | Pete Gallagher | 1 |
 Ian Duff | Cast | Actor | Ahmed Jackson | 5 |
Vincent Sistrunk | Cast | Jaylin | 1 | |
Aristeo F. Kardi | Cast | Actor | Ryan Guinn | 1 |
Leah Pressman | Cast | Actress | Kristy Jenkins | 2 |
Wadi Jones | Cast | Actor | Patrolman #4 | 1 |
 Seth Hurwitz | Cast | Donald Stepp | 4 | |
 Dawn A. Douglas | Cast | Actress | Woman | 1 |
Marcellus Bassman Shepard | Cast | Actor | Gordon Johnson | 1 |
 Shalet Monique | Cast | Actress | Te'ana | 1 |
Bru Ajueyitsi | Cast | Stanley Willis | 1 | |
Terry O'Neill | Cast | Actress | Linda Nelson | 1 |
Dave Johnson | Cast | Actor | Brad Rosenthal | 1 |
 Melvin T. Russell | Cast | Actor | Aaron 'Black' Anderson | 1 |
 Michael Salconi | Cast | Actor | ADA Drummond | 1 |
Dominic Jackson | Cast | Actor | Bystander #1 | 1 |
Joey Palestina | Cast | Michael Fries | 1 | |
 Scott Charles Blamphin | Cast | Actor | Bill Burns | 1 |
Christopher R. Anderson | Cast | Actor | Dean Palmere (Uncredited) | 1 |
Jesse Milliner | Cast | Actor | Ed Zoller | 1 |
Victor Dobro | Cast | Actor | John Clewell | 1 |
Donnell Johnson | Cast | Actor | Jimmie Griffin | 1 |
Lorenzo D. Mathis | Cast | Actor | Driver | 1 |
Sylvester Lee Kirk | Cast | Actor | Glenn Wells | 2 |
Joe Medina | Cast | Actor | Diego Richardson | 1 |
Noah Silas | Cast | Actor | Jonathan Jones | 2 |
David Hammond | Cast | Actor | Ed Barber | 1 |
D'Angelo Woods | Cast | Snell | 1 | |
Paul Wang | Cast | Tim Yang | 1 | |
Young Moose | Cast | Young Moose | 1 | |
Antoinette Greene | Cast | Catherine Pugh | 1 | |
| Person | Type | Job | Role(s) | Episodes |
