Jason Beghe Sergeant Hank Voight Actor Sophia Bush Detective Erin Lindsay Actor Patrick Flueger Officer Kyle Ruzek Actor LaRoyce Hawkins Officer Kevin Atwater Actor Elias Koteas Detective Alvin Olinsky Actor Jesse Lee Soffer Detective Jay Halstead Actor Marina Squerciati Officer Kim Burgess Actor Amy Morton Desk Sgt. Trudy Platt Actor Markie Post Bunny Guest Star Tracy Spiridakos Hailey Upton Guest Star Esai Morales Chief Lugo Guest Star Chandra West Jennifer Spencer Guest Star Saul Stein Arnold Chilewich Guest Star Brian Tee Ethan Choi Guest Star Nick Gehlfuss Will Halstead Guest Star Kathy Scambiatterra Medical Examiner Guest Star Dick Wolf Executive Producer Matt Olmstead Executive Producer Michael Brandt Executive Producer Derek Haas Executive Producer Peter Jankowski Executive Producer Danielle Gelber Executive Producer Joe Chappelle Executive Producer