Jesse Spencer Matthew Casey Actor Taylor Kinney Kelly Severide Actor Monica Raymund Gabriela Dawson 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 Damon Dayoub Cordova Guest Star Brian Tee Ethan Choi Guest Star Melissa Ponzio Donna Robbins Guest Star Gary Cole Chief Grissom Guest Star Ariane Rinehart Lily Guest Star Rusty Schwimmer Jill Guest Star Annie Funke Amanda Guest Star Randy Flagler Capp Guest Star Anthony Ferraris Tony Guest Star Geno Walker Boswell Guest Star Jimmy Chung Technician 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