Guest Stars Chantal Thuy as Grace Choi Bill Duke as Agent Percy Odell Jahking Guillory as Brandon Co Starring Katy O'Brian as Major Sara Grey Adetinpo Thomas as Jamilah Olsen Boone Platt as Sergeant Gardner Grayle Crystal Lee Brown as Detective King Euseph Messiah as Nurse Michael Allen Taylor Polidore as Lisa Joseph Steven Yang as Asian Old Man Karen Ceesay as Veretta Henderson Joshua Lamboy as Officer 2 Pavel Kozlov as Markovian Soldier 2 Anthony Belevtsov as Markovian Soldier 1 Antwan Mills as Herbert King Neal Kodinsky as Markovian Soldier 3 Joan Q. Scott as Older Woman