Guest Stars Troy Evans as Detective "Barrel" Johnson Gregory Scott Cummins as Detective Robert "Crate" Moore DaJuan Johnson as Rondell Pierce Paul Calderon as Detective Santiago "Jimmy" Robertson John Getz as Bradley Walker Winter Ave Zoli as Sgt. Amy Snyder Cynthia Kaye McWilliams as Detective Joan Bennett Verona Blue as Janice Shaz Tamberla Perry as IA Detective Gabriella Lincoln Jamie McShane as Francis "Frankie" Sheehan Louis Ozawa Changchien as Chuck Deng David Hoflin as Detective Doug Rooker Jerry Zatarain Jr. as Abe Rodriguez Sara Arrington as Margaret Sheehan Jay Seals as Detective Pell William Russ as Captain Garwood David Barrera as Detective Stan Pipes Joshua Bitton as Officer Rogow Co Starring Joni Bovill as Ida Monti Sharp as Clifton Campbell / Man on Bike / KTK Jason Rogel as Det. Jeremy Fix Deb Hiett as Lee Russo Nancy Linari as Liz Fleischer Jim Hoffmaster as Webson Jason E. Kelley as Bullard Selena Anduze as Fitch Esther K. Chae as Aubrey Strenstrom Brendan Calton as Coby Matt Kaminsky as Allen Luke