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 Jon Seda Antonio Dawson Guest Star Juan Lozada James Guest Star Marlyne Barrett Maggie Lockwood Guest Star Melissa Ponzio Donna Robbins Guest Star Randy Flagler Capp Guest Star Daniel Zacapa Ramon Dawson Guest Star Shanesia Davis-Williams Shonda Guest Star Hans Fleischmann Mr. Lowendowsky Guest Star Anthony Ferraris Tony Guest Star Brian McKnight George Guest Star David Leonard Don Guest Star Joe Savino Truck Driver 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