Dermot Mulroney Dom Pascal Actor Taylor Kinney Kelly Severide 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 Hanako Greensmith Violet Mikami Actor Jocelyn Hudon Lyla Novak Actor Randy Flagler Harold Capp Guest Star Anthony Ferraris Tony Ferraris Guest Star Keller Kennedy Max Guest Star John William Adams III Kenny Guest Star Robyn Coffin Cindy Guest Star Amanda Calabrese Annabelle Guest Star Hero Hunter Isaiah Guest Star Lorenzo T. Hughes Chief Markinson Guest Star Tim Hopper Tom Van Meter Guest Star Walter Bernard Firefighter Guest Star Gonzalo Menendez Ramon "Ray" Vasquez Guest Star Michael Oilar Client Guest Star Leroy Williams III Engine Lieutenant Guest Star Tyler Gabrielle Brown Spa Manager Guest Star Josefina Estrada Acupuncturist 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 Reza Tabrizi Director Alec Wells Writer