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 Aidan Gillen Thomas "Tommy" Carcetti Actor Robert Wisdom Howard "Bunny" Colvin Actor Glynn Turman Mayor Clarence V. Royce Guest Star 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 Maria Broom Marla Daniels Guest Star Michael Hyatt Brianna Barksdale Guest Star Delaney Williams Sgt. Jay Landsman Guest Star Brandy Burre Theresa D'Agostino Guest Star Benjamin Busch Off. Anthony Colicchio Guest Star Jay Landsman Lt. Dennis Mello Guest Star Megan Anderson Jen Carcetti Guest Star Shamyl Brown Donette Guest Star Anwan Glover Slim Charles Guest Star Kelli R. Brown Kimmy Guest Star Richard DeAngelis Col. Raymond Foerster Guest Star Nina Hodoruk State's Atty. Kendall Remnick Guest Star Michael Salconi Off. Michael "Sanny" Santangelo Guest Star Ernest Waddell Dante Guest Star Richard Burton Sean "Shamrock" McGinty Guest Star Brandon Fobbs Fruit Guest Star Gbenga Akinnagbe Chris Partlow Guest Star Christopher Mann Councilman Anthony "Tony" Gray Guest Star Cleo Reginald Pizana Chief of Staff Coleman Parker Guest Star Frederick Strother State Delegate Odell Watkins Guest Star Michael Willis Andy Krawczyk Guest Star Leslie Libman Director David Simon Writer