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 Sofía Lama Marcella Gomez Guest Star Ricardo Gutierrez Marco Rivera Guest Star Chike Johnson Detective Joe Guest Star Rene L. Moreno Victor Guest Star Mykelti Williamson Denny Woods Guest Star Taylar Fondren Francesca 'Frannie' Jefferson 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