Guest Stars Troy Evans as Detective "Barrel" Johnson Gregory Scott Cummins as Detective Robert "Crate" Moore DaJuan Johnson as Rondell Pierce Scott Klace as Sergeant John "Mank" Mankiewicz Linda Park as Jun Park Jacqueline Obradors as Detective Christina Vega Mark Herrier as Captain Dennis Cooper Cynthia Kaye McWilliams as Detective Joan Bennett Julie Ann Emery as FBI Agent Sylvia Reece Jonny Rios as Antonio Valens Jennifer Hasty as Captain Sarah McCurdy Carlos Miranda as Detective Chris Collins Natalia Castellanos as Susanna Lopez Michael Patrick McGill as Detective John Iverson Alejandro Patino as Juan Rulfo Barbara Eve Harris as Capt. Marsha Macken Johnny Rey Diaz as Emmanuel "Lil Trey Trey" Trejo Iliza Shlesinger as IA Lt. Kristine Klotz Lindsay Musil as Bella Winslow Stephen Caffrey as Andrew Patterson Co Starring Moronai Kanekoa as Officer Morgan Mark Adair-Rios as DDA Alex Kennedy Adrian Bustamante as Officer Franco Rodriguez Hunter Burke as Officer James Leonard Jonathan Ohye as Officer Clyde Norris Mildred Marie Langford as Officer Stella Hunter Cyndi Melendez as Officer Teri Lloyd Ezequiel Stremiz as Hector Hernandez Don Luce as Willy Datz Sean Christopher Davis as Det. Rick Thompson Debbon Ayer as Connie Smith