List of Chicago Fire characters
Main characters
Notes Received main billing only in the episodes in which they appeared during season 1 Episodes 1–14 only. Episodes 1–2 of season 5 only.

List of Chicago Fire characters

Section Title: Main characters
Table Section Text: Notes Received main billing only in the episodes in which they appeared during season 1 Episodes 1–14 only. Episodes 1–2 of season 5 only.

Name	Portrayed by	Position	Assignment	Seasons

1	2	3	4	5	6	7

Matthew Casey	Jesse Spencer	Captain, previously Lieutenant	Truck Co. 81	Main

Kelly Severide	Taylor Kinney	Lieutenant	Rescue Squad Co. 3	Main

Gabriela Dawson	Monica Raymund	Paramedic in Charge/Firefighter Candidate/Firefighter 1st Class	Ambulance No. 61/Truck Co. 81/OFI	Main	Guest

Leslie Elizabeth Shay	Lauren German	Paramedic	Ambulance No. 61	Main	Guest

Peter Mills	Charlie Barnett	Firefighter/Paramedic in Charge	Truck Co. 81/Squad 3/Ambulance No. 61	Main

Christopher Herrmann	David Eigenberg	Firefighter/Senior Firefighter/Lieutenant	Truck Co. 81/Engine 51	Main

Dr. Hallie Thomas	Teri Reeves	Resident Physician	Lakeshore Hospital	Main

Wallace Boden	Eamonn Walker	Battalion Chief	Battalion 25	Main

Brian "Otis" Zvonecek	Yuri Sardarov	Firefighter/Engineer	Truck Co. 81	Recurring	Main

Randall "Mouch" McHolland	Christian Stolte	Firefighter	Truck Co. 81	Recurring	Main

Joe Cruz	Joe Minoso	Firefighter/Engineer	Truck Co. 81/Squad 3	Recurring	Main

Sylvie Brett	Kara Killmer	Paramedic in Charge	Ambulance No. 61	Main

Jessica "Chili" Chilton	Dora Madison	Paramedic in Charge	Ambulance No. 61	Guest	Main

Jimmy Borelli	Steven R. McQueen	Firefighter Candidate/Paramedic	Truck Co. 81/Ambulance No. 61	Main

Stella Kidd	Miranda Rae Mayo	Firefighter	Truck Co. 81	Recurring	Main

Emily Foster	Annie Ilonzeh	Paramedic	Ambulance No. 61	Main

Sentence(s)

Dora Madison portrayed Jessica "Chili" Chilton as Paramedic in Charge (PIC).

final_sentence: Dora Madison portrayed Jessica "Chili" Chilton as Paramedic in Charge (PIC).