Dominic West Det. James "Jimmy" McNulty Actor John Doman William A. Rawls Actor Idris Elba Russell "Stringer" Bell Actor Frankie Faison Comm. Ervin H. Burrell Actor Wood Harris Avon Barksdale Actor Domenick Lombardozzi Det. Thomas "Herc" Hauk Actor Deirdre Lovejoy Rhonda Pearlman Actor Wendell Pierce Det. William "Bunk" Moreland Actor Lance Reddick Lt. Cedric Daniels Actor Andre Royo Bubbles Actor Sonja Sohn Det. Shakima "Kima" Greggs Actor J.D. Williams Preston "Bodie" Broadus Actor Seth Gilliam Sgt. Ellis Carver Actor Clarke Peters Det. Lester Freamon Actor Jim True-Frost Det. Roland "Prezbo" Pryzbylewski Actor Michael Kenneth Williams Omar Little Actor Corey Parker Robinson Det. Leander Sydnor Actor Chris Bauer Frank Sobotka Actor Paul Ben-Victor Spiros "Vondas" Vondopoulos Actor James Ransone Chester "Ziggy" Sobotka Actor Amy Ryan Off. Beatrice "Beadie" Russell Actor Pablo Schreiber Nick Sobotka Actor Method Man Melvin "Cheese" Wagstaff Guest Star Melanie Nicholls-King Cheryl Guest Star Michael Potts Brother Mouzone Guest Star Bill Raymond The Greek Guest Star Al Brown Maj. Stanislaus Valchek Guest Star Robert F. Chew Joseph "Proposition Joe" Stewart Guest Star Kristin Proctor Aimee Guest Star Merritt Wever Prissy Guest Star Benay Berger FBI Supervisor Amanda Reese Guest Star Toni Lewis F.B.I. Agent Guest Star Tom Mardirosian Agent Kristos Koutris Guest Star Delaney Williams Sgt. Jay Landsman Guest Star Teddy Cañez George "Double G" Glekas Guest Star Lev Gorn Eton Ben-Eleazer Guest Star Charley Scalies Thomas "Horseface" Pakusa Guest Star Chris Ashworth Sergei "Serge" Malatov Guest Star Kevin McKelvey F.B.I. Agent Guest Star S. Robert Morgan Butchie Guest Star Doug Olear FBI Spec. Agent Terrance "Fitz" Fitzhugh Guest Star William L. Thomas FBI Special Agent Mason Guest Star Richard Burton Sean "Shamrock" McGinty Guest Star Luray Cooper Nathaniel "Nat" Coxson Guest Star Jeffrey Pratt Gordon John "Johnny Fifty" Spamanto Guest Star Rob Bailey Director David Simon Writer Ed Burns Writer Nina Kostroff-Noble Producer