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 Nick Wechsler Kenny Rixton Guest Star Jon Seda Antonio Dawson Guest Star Yaya DaCosta April Sexton Guest Star Colin Donnell Connor Rhodes Guest Star Christian Stolte Randall McHolland Guest Star Kathy Scambiatterra Medical Examiner Ruth Dwyer Guest Star Ashley Crowe Angie McCallister Guest Star Christian Gray Brill Guest Star Andrew Key Corey Kipton Guest Star Matthew Quattrocki Curt Framingham 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