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 Annie Ilonzeh Emily Foster Actor Randy Flagler Capp Guest Star Anthony Ferraris Tony Guest Star Mike Doherty Doherty Guest Star Kristen Lee Gutoskie Chloe Guest Star Derek Haas Executive Producer, Writer Michael Brandt Executive Producer Dick Wolf Executive Producer Peter Jankowski Executive Producer Todd Arnow Executive Producer Andrea Newman Executive Producer, Writer Michael Gilvary Executive Producer, Writer Arthur W. Forney Executive Producer Reza Tabrizi Director