Michael Brandt Creator, Executive Producer Derek Haas Creator, Executive Producer Matt Olmstead Creator Dick Wolf Creator, Executive Producer Jason Beghe Sergeant Hank Voight Actor Patrick Flueger Officer Adam Ruzek Actor LaRoyce Hawkins Officer Kevin Atwater Actor Elias Koteas Detective Alvin Olinsky Actor Jon Seda Detective Antonio Dawson Actor Jesse Lee Soffer Detective Jay Halstead Actor Marina Squerciati Officer Kim Burgess Actor Amy Morton Desk Sgt. Trudy Platt Actor Tracy Spiridakos Detective Hailey Upton Actor Michael McGrady Supervising ASA James Osha Guest Star Bechir Sylvain Wes Guest Star Hunter Emery Dexter Guest Star Markice Moore Malik Farber Guest Star Joseph Kathrein Nate Guest Star Melissa Carlson Meredith Olinsky Guest Star John Pankow Tommy Wells Guest Star Mykelti Williamson Denny Woods Guest Star Katherine Mitchell Judge Laura Maddox Guest Star Jim Cantafio Starkey Guest Star Jason Sutton Ross Gibson Guest Star Thea Camara Deputy Sheriff Guest Star Peter Jankowski Executive Producer Danielle Gelber Executive Producer Joe Chappelle Executive Producer Terry Miller Producer Michele Greco Producer Maisha Closson Producer Mark Tinker Director Nick Gomez Director Craig Gore Writer Tim Walsh Writer Rohn Schmidt Cinematographer