Main Characters
Firefighter Randy "Mouch" McHolland
226 main appearances
Firefighter Joe Cruz
225 main appearances
Deputy District Chief Wallace Boden
248 main appearances
Lieutenant Christopher Herrmann
247 main appearances
Lieutenant Kelly Severide
239 main appearances
Matthew Casey
200 main appearances
Paramedic Sylvie Brett
192 main appearances
Firefighter Brian "Otis" Zvonecek
137 main appearances
Lieutenant Stella Kidd
152 main appearances
Gabriela Dawson
138 main appearances
Darren Ritter
70 main appearances
Blake Gallo
67 main appearances
Peter Mills
66 main appearances
Paramedic Violet Mikami
52 main appearances
Paramedic Leslie Shay
46 main appearances
Paramedic Emily Foster
37 main appearances
Jimmy Borrelli
19 main appearances
Paramedic Jessica "Chili" Chilton
14 main appearances
Dr. Hallie Thomas
7 main appearances
