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 Daniel Kyri Darren Ritter Guest Star Randy Flagler Harold Capp Guest Star Anthony Ferraris Tony Ferraris Guest Star Joe Daru Terry Guest Star Hero Hunter Isaiah Guest Star Dame Grant Site Manager Guest Star Kierra Bunch Laura Guest Star Edward Patterson Karl Guest Star Zoe Kanters Officer Hardy 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 Matt Earl Beesley Director Matt Whitney Writer