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 Annabeth Gish Annette Davis Guest Star Marcus Emanuel Mitchell Finch Guest Star Tim Hopper Tom Van Meter Guest Star Gonzalo Menendez Ramon "Ray" Vaquez Guest Star Jaeden White Wyatt Moore Guest Star Paul D'Addario Gerry Guest Star Terry Serpico Mr. Cole Guest Star Tatiana Ringsby Heidi Novak Guest Star C.J. Lindsey Kevin Moore Guest Star Gabriela Barrios Katya Guest Star Jayne McLendon Boyd Guest Star Brandon Larracuente Actor 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 Will Eichler Director Victor Teran Writer Reza Tabrizi Director Jono Oliver Director Matt Earl Beesley Director Joe Chappelle Director