Jason Beghe Sergeant Hank Voight Actor Sophia Bush Detective Erin Lindsay Actor Patrick Flueger Officer Kyle Ruzek Actor LaRoyce Hawkins Officer Kevin Atwater Actor Archie Kao Detective Sheldon Jin 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 Robin Weigert Voight's Handler Guest Star Amy Morton Trudy Platt Guest Star Josh Segarra Justin Voight Guest Star Joe Reegan Joseph Catalano Guest Star Karin Anglin Dr. Parker Guest Star Ryan Carr Ryan Porter Guest Star Celeste M Cooper Medical Examiner Guest Star David Aron Damane Maurice Owens Guest Star Dennis Williams Grimes State's Attorney Joel McPherson Guest Star John Kishline Gavin Collins Guest Star Rich Komenich Store Owner Guest Star Ashleigh LaThrop Young Woman Guest Star Tom Lowell Worker Guest Star Eric C. Lynch Uniform 1 Guest Star Emily Peterson Wendy Guest Star Chris Redd Carl Guest Star Danielle Rizzo Sarah Hines 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