Michael Brandt Creator, Executive Producer Derek Haas Creator, Executive Producer 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 Holly Hinchliffe Tori Guest Star Steven Strait Flynn Calhoun Guest Star Keith Kupferer Captain Robert Bishop Guest Star Al Vicente Ryan Guest Star Lynnette Li Nancy Guest Star Mark Nilsson Sergeant Grayson Guest Star Tom Lally Larry Guest Star Tatiana Pavela Quinn Guest Star Millie Hurley Celine Guest Star 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 Danielle Nicki Writer Matt Earl Beesley Director