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 Amy Morton Trudy Platt Guest Star Ian Bohen Edwin Stillwell Guest Star Robert Wisdom Ron Perry Guest Star Sydney Tamiia Poitier Detective Sumners Guest Star Stella Maeve Nadia Decotis Guest Star Chelcie Ross Robert Platt Guest Star J.J. Soria Rolo Ramirez Guest Star Gabriel Ellis Gustav Munoz Guest Star Dev Kennedy Danny Corson Guest Star Hanna Dworkin Gail Corson Guest Star Juan Francisco Villa Eric Gonzalez Guest Star Alex Livinalli Paco 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