Guest Stars Gbenga Akinnagbe as Chris Partlow Isiah Whitlock Jr. as State Sen. R. Clayton "Clay" Davis Felicia Pearson as Felicia "Snoop" Pearson Benjamin Busch as Off. Anthony Colicchio Doug Olear as FBI Special Agent Terrence "Fitz" Fitzhugh Michael Hyatt as Brianna Barksdale Michael Willis as Andy Krawczyk Ryan Sands as Off. Lloyd "Truck" Garrick Megan Anderson as Jen Carcetti Kelli R. Brown as Kimmy Ernest Waddell as Dante Mayo Best as Gerard Lee E. Cox as Off. Aaron Castor Melvin Williams as Deacon Brandan T. Tate as Sapper Tiara Harris as Devonne Clarence Clemons as Roman Perry Blackmon as Perry Fran Boyd as Needle Exchange Worker Co Starring Jamie Hector as Marlo "Black" Stanfield Anwan Glover as Slim Charles Richard Burton as Sean "Shamrock" McGinty Brandy Burre as Theresa "Terri" D'Agostino Christopher Mann as Councilman Anthony "Tony" Gray