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 Eamonn Walker Wallace Boden Guest Star Randy Flagler Capp Guest Star Anthony Ferraris Tony Guest Star Michael Bradway Jack Damon Guest Star Rami Abushhab Santiago Guest Star Randall McDonald Clarence Guest Star J Marc Jones News Anchor Guest Star Kandice Robins Neighbor Guest Star Michael Bowman Teen Guest Star Alan Ball DC Rollins Guest Star Derrion Brown Galloway Guest Star Lorenzo T. Hughes DDC Markinson 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 Reza Tabrizi Director Alec Wells Writer