Jesse Spencer Matthew Casey Actor Taylor Kinney Kelly Severide Actor Eamonn Walker Chief Wallace Boden Actor David Eigenberg Christopher Herrmann Actor Joe Minoso Joe Cruz Actor Yuri Sardarov Brian "Otis" Zvonecek Actor Christian Stolte Randy "Mouch" McHolland Actor Kara Killmer Sylvie Brett Actor Miranda Rae Mayo Stella Kidd Actor Annie Ilonzeh Emily Foster Actor Anthony Ferraris Tony Guest Star Randy Flagler Capp Guest Star Daniel Kyri Darren Ritter Guest Star Marina Squerciati Kim Burgess Guest Star Colin Donnell Dr. Connor Rhodes Guest Star David Von Kampen Lee Henry Herrmann Guest Star Robyn Coffin Cindy Herrmann Guest Star Derek Haas Executive Producer Michael Brandt Executive Producer Jeffrey Nachmanoff Executive Producer Dick Wolf Executive Producer Peter Jankowski Executive Producer Danielle Gelber Executive Producer Leslie Libman Director Michael A. O'Shea Writer