Michael Brandt Creator Derek Haas Creator, Executive Producer Matt Olmstead Creator Dick Wolf Creator, Executive Producer Jason Beghe Sergeant Hank Voight Actor Patrick Flueger Officer Adam Ruzek Actor LaRoyce Hawkins Officer Kevin Atwater Actor Amy Morton Desk Sgt. Trudy Platt Actor Marina Squerciati Officer Kim Burgess Actor Toya Turner Yara Page Actor S. Epatha Merkerson Sharon Goodwin Guest Star Oliver Platt Daniel Charles Guest Star Steven Weber Dean Archer Guest Star Luke Mitchell Mitch Ripley Guest Star Sarah Ramos Caitlin Lenox Guest Star Darren Barnet John Frost Guest Star Taylor Kinney Kelly Severide Guest Star David Eigenberg Lt. Christopher Herrmann Guest Star Miranda Rae Mayo Lt. Stella Kidd Guest Star Christian Stolte Randy "Mouch" McHolland Guest Star Dermot Mulroney Chief Dom Pascal Guest Star Jennifer Regan Lauren Bates Guest Star Nathan Corddry Thomas Milken Guest Star Antonella Rose Ellie Simshaw Guest Star Aila Peck Jane Doe (Greta) Guest Star Nick Fondulis David Mossberg Guest Star Erik Odom Marcus Guest Star Jason Kelley Cory Guest Star Ian Foreman Jacob Guest Star Chloe Jo Rountree Becca Guest Star Raquel Davies Esme Guest Star Charles Stransky Cy Guest Star Colin Sphar Scott Guest Star Danny Fischer Duffy Guest Star Catherine Collier Suited Woman (Meg) Guest Star Justin Mane Ray Gorman Guest Star Nathan Reid Justin Simshaw Guest Star Rick Eid Executive Producer Peter Jankowski Executive Producer Arthur W. Forney Executive Producer Eriq La Salle Executive Producer Gavin Harris Co-Executive Producer Chad Saxton Director Joe Halpin Writer