Jesse Spencer Matthew Casey Actor Taylor Kinney Kelly Severide Actor Eamonn Walker Chief Wallace Boden Actor David Eigenberg Christopher Herrmann Actor Joe Minoso Joe Cruz Actor Christian Stolte Randy "Mouch" McHolland Actor Kara Killmer Sylvie Brett Actor Miranda Rae Mayo Stella Kidd Actor Alberto Rosende Blake Gallo Actor Randy Flagler Capp Guest Star Anthony Ferraris Tony Guest Star Brett Dalton Lt. Jason Pelham Guest Star Jimmy Nicholas Chief Hawkins Guest Star Katelynn Shennett Kylie Guest Star Christian Litke Breitlow Guest Star Geno Walker Lt. Boswell Guest Star Paul Dillon Stephanides Guest Star Ramon Camin Donald Guest Star Michelle Bester Brady Guest Star Diego Torrado Bernacki Guest Star Law Tarello Turman Guest Star Bart Matthew Shatto Chief Kinsey Guest Star Michael T. Downey Frank Guest Star Derek Haas Executive Producer Michael Brandt Executive Producer Dick Wolf Executive Producer Peter Jankowski Executive Producer Todd Arnow Executive Producer Andrea Newman Executive Producer Michael Gilvary Executive Producer Arthur W. Forney Executive Producer Stephen Cragg Director Matt Demblowski Writer