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 Ian Bohen Edwin Stillwell Guest Star Amy Morton Trudy Platt Guest Star Stella Maeve Nadia Decotis Guest Star Billy Wirth Charlie Guest Star Matt DeCaro Officer Delaney Guest Star Kris D. Lofton Greshawn 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