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 Steve "Chik" Chikerotis Chief Walker Guest Star Leroy Williams III Ballard Guest Star Jeanine Mason Lucy Guest Star Amanda Winston Neighbor Guest Star Rich Ting Officer McKinnon Guest Star Jeff Zarinelli EVT Mechanic Guest Star Suliana Solano Cashier Guest Star Scott Danielson Gavin 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 Anthony Nardolillo Director Alec Wells Writer