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 Chad L. Coleman Dennis "Cutty" Wise Guest Star Jamie Hector Marlo Stanfield Guest Star Brandy Burre Theresa D'Agostino Guest Star Melanie Nicholls-King Cheryl Guest Star Delaney Williams Sgt. Jay Landsman Guest Star Leo Fitzpatrick Johnny Weeks Guest Star S. Robert Morgan Butchie Guest Star Melvin Williams Deacon Guest Star Megan Anderson Jen Carcetti Guest Star Shamyl Brown Donette Guest Star Jay Landsman Lt. Dennis Mello Guest Star Richard Burton Sean "Shamrock" McGinty Guest Star Tray Chaney Malik "Poot" Carr Guest Star Anwan Glover Slim Charles Guest Star Benjamin Busch Off. Anthony Colicchio Guest Star Ryan Sands Off. Lloyd "Truck" Garrick Guest Star De'Rodd Hearns Herbert De'Rodd "Puddin" Johnson Guest Star Michael Kostroff Maurice "Maury" Levy Guest Star Felicia Pearson Felicia "Snoop" Pearson Guest Star Gbenga Akinnagbe Chris Partlow Guest Star R. Emery Bright Community Relations Sgt. Guest Star Cleo Reginald Pizana Chief of Staff Coleman Parker Guest Star Timothy Van Patten Director David Simon Writer Joy Kecken Writer