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 Tim Hopper Tom Van Meter Guest Star Isaac Stephen Montgomery Gerard Guest Star C.J. Lindsey Kevin Moore Guest Star Hero Hunter Isaiah Guest Star Michael Accardo Ellis Guest Star Joe Daru Terry Guest Star Katherine Wettermann Nurse Owens Guest Star Thea Camara Clerk Guest Star Christine Horn Lydia Givens Guest Star Drew Patterson Armen 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 Steve Robin Director Matt Whitney Writer Alec Wells Writer