Dominic West Det. James "Jimmy" McNulty Actor John Doman William A. Rawls 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 Robert Wisdom Howard "Bunny" Colvin Actor Aidan Gillen Thomas "Tommy" Carcetti Actor Jamie Hector Marlo Stanfield Actor Chad L. Coleman Dennis "Cutty" Wise Actor Isiah Whitlock Jr. State Sen. R. Clayton "Clay" Davis Actor Glynn Turman Mayor Clarence V. Royce Actor Reg E. Cathey Norman Wilson Guest Star Tom McCarthy Scott Templeton Guest Star Gbenga Akinnagbe Chris Partlow Guest Star Neal Huff Chief of Staff Michael Steintorf Guest Star Jermaine Crawford Duquan "Dukie" Weems Guest Star Mack Wilds Michael Lee Guest Star Michael Kostroff Maurice "Maury" Levy Guest Star Michelle Paress Alma Gutierrez Guest Star Paul Ben-Victor Spiros "Vondas" Vondopoulos Guest Star Amy Ryan Off. Beatrice "Beadie" Russell Guest Star Callie Thorne Elena McNulty Guest Star Steve Earle Walon Guest Star Felicia Pearson Felicia "Snoop" Pearson Guest Star Marlyne Barrett Council President Nerese Campbell Guest Star Dion Graham State's Attorney Rupert Bond Guest Star Delaney Williams Sgt. Jay Landsman Guest Star David Costabile Managing Editor Thomas Klebanow Guest Star Sam Freed Executive Editor James C. Whiting III Guest Star Robert Poletick Metro Editor Steven Luxenberg Guest Star Darrell Britt-Gibson Darius "O-Dog" Hill Guest Star Kwame Patterson "Monk" Metcalf Guest Star Thomas J. McCarthy State Editor Tim Phelps Guest Star Brian Anthony Wilson Det. Vernon Holley Guest Star Brandon Young Mike Fletcher Guest Star Keenon Brice Aaron "Bug" Manigault Guest Star Thuliso Dingwall Kenard Guest Star Antonio Cordova Michael McNulty Guest Star Agnieszka Holland Director David Simon Writer David Mills Writer