Michael Brandt Creator Derek Haas Creator 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 Katelynn Shennett Kylie Guest Star Holly Hinchliffe Tori Guest Star Amy Morton Trudy Platt Guest Star Steven Strait Flynn Calhoun Guest Star Kate Cook Lisa Guest Star Kevin Chapman Ron Guest Star Jameson Braccioforte Michael Guest Star Collin McShane Officer Dinovi Guest Star David Viggiano Ali Guest Star Jazmín Corona Michele Guest Star Marika Mashburn Colleen Lawrence Guest Star Brian Harlan Driver Guest Star Daniel Kyri Actor 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 Alec Wells Writer Lisa Demaine Director Matt Earl Beesley Director Paul McCrane Director Reza Tabrizi Director