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 Lawrence Gilliard Jr. D'Angelo Barksdale 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 Aidan Gillen Thomas "Tommy" Carcetti Actor Robert Wisdom Howard "Bunny" Colvin Actor Isiah Whitlock Jr. State Sen. R. Clayton "Clay" Davis Guest Star Chad L. Coleman Dennis "Cutty" Wise Guest Star Jamie Hector Marlo Stanfield Guest Star Brandy Burre Theresa D'Agostino Guest Star Michael Hyatt Brianna Barksdale Guest Star Melvin Williams Deacon Guest Star Megan Anderson Jen Carcetti Guest Star Clarence Clemons Roman Guest Star Doug Olear FBI Spec. Agent Terrance "Fitz" Fitzhugh Guest Star Gbenga Akinnagbe Chris Partlow Guest Star Benjamin Busch Off. Anthony Colicchio Guest Star Ryan Sands Off. Lloyd "Truck" Garrick Guest Star Michael Willis Andy Krawczyk Guest Star Richard Burton Sean "Shamrock" McGinty Guest Star Anwan Glover Slim Charles Guest Star Kelli R. Brown Kimmy Guest Star Christopher Mann Councilman Anthony "Tony" Gray Guest Star Ernest Waddell Dante Guest Star Genevieve Hudson-Price Dee Dee Guest Star Felicia Pearson Felicia "Snoop" Pearson Guest Star Agnieszka Holland Director David Simon Writer Richard Price Writer Karen L. Thorson Producer