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 Dermot Mulroney Dom Pascal Actor Jake Lockett Sam Carver Actor Randy Flagler Capp Guest Star Anthony Ferraris Tony Guest Star Michael Bradway Jack Damon Guest Star Tim Hopper Tom Van Meter Guest Star Phil Donlon Lt. Stephen Vale Guest Star Keith Kupferer Bishop Guest Star Amy Sloan Vonn Guest Star Ava Torres Natalie Guest Star Erica Mendez Julia Guest Star Isaac Stephen Montgomery Gerard Guest Star Mattico David Officer Powell Guest Star Wendye Clarendon Abby Guest Star Steve "Chik" Chikerotis Chief Walker Guest Star Birdy Haley Guest Star Lucinda Johnston Principal Mercado Guest Star Michelle Shupe Gayle Guest Star Matt Lamson Store Employee 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, Writer Michael Gilvary Executive Producer Arthur W. Forney Executive Producer Reza Tabrizi Director Alec Wells Writer