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 Peter Gerety Judge Daniel Phelan Guest Star Chad L. Coleman Dennis "Cutty" Wise Guest Star Jamie Hector Marlo Stanfield Guest Star Brandy Burre Theresa D'Agostino Guest Star Michael Potts Brother Mouzone Guest Star Melvin Williams Deacon Guest Star Robert F. Chew Joseph "Proposition Joe" Stewart Guest Star Richard Burton Sean "Shamrock" McGinty Guest Star Anwan Glover Slim Charles Guest Star S. Robert Morgan Butchie Guest Star Gbenga Akinnagbe Chris Partlow Guest Star Megan Anderson Jen Carcetti Guest Star R. Emery Bright Community Relations Sgt. Guest Star Jay Landsman Lt. Dennis Mello Guest Star Sho Brown Phil Boy Guest Star Tony D. Head Maj. Bobby Reed Guest Star Marty Lodge Banisky Guest Star Felicia Pearson Felicia "Snoop" Pearson Guest Star Cleo Reginald Pizana Chief of Staff Coleman Parker Guest Star Melvin Jackson Jr. Bernard Guest Star Troj. Marquis Strickland Ricardo "Fat Face Rick" Hendrix Guest Star Brian Anthony Wilson Det. Vernon Holley Guest Star Christine Moore Director David Simon Writer Ed Burns Writer