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 Michael Potts Brother Mouzone Guest Star Chris Ashworth Sergei "Serge" Malatov Guest Star Al Brown Maj. Stanislaus Valchek Guest Star Bill Raymond The Greek Guest Star Delaney Williams Sgt. Jay Landsman Guest Star Luray Cooper Nathaniel "Nat" Coxson Guest Star Robert Hogan Louis Sobotka Guest Star Bus Howard Vernon "Ott" Motley Guest Star Richard Pelzman Little Big Roy Guest Star Benay Berger FBI Supervisor Amanda Reese Guest Star Toni Lewis F.B.I. Agent Guest Star Kevin McKelvey F.B.I. Agent Guest Star Doug Olear FBI Spec. Agent Terrance "Fitz" Fitzhugh Guest Star William L. Thomas F.B.I. Agent Guest Star Kelli R. Brown Kimmy Guest Star Edwina Findley Tosha Mitchell Guest Star Tom Mardirosian Agent Kristos Koutris Guest Star Gordana Rashovich Ilona Petrovich Guest Star Brook Yeaton Michael "White Mike" McArdle Guest Star Keith Flippen Bruce DiBiago Guest Star James E. Ash SWAT Team Officer Guest Star Jeffrey Pratt Gordon John "Johnny Fifty" Spamanto Guest Star Lev Gorn Eton Ben-Eleazer Guest Star Elisabeth Noone Joan Sobotka Guest Star Charley Scalies Thomas "Horseface" Pakusa Guest Star Merritt Wever Prissy Guest Star Ernest R. Dickerson Director David Simon Writer George Pelecanos Writer