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 Barbara Eve Harris Emma Crowley Guest Star Charles Andrew Gardner Michael Guest Star Danika Yarosh Ellie Olstern Guest Star Meg DeLacy Tonya Whitley Guest Star Ben Hopkins Vince Guest Star Deanna Reed-Foster Tina Cantrell Guest Star Celeste M Cooper Medical Examiner Guest Star Birgundi Baker Jess Guest Star Peter Masterton Staff 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