시즌 정규 출연진 10

1. 

   Jesse Spencer

   Matthew 'Matt' Casey

2. 

   Taylor Kinney

   Kelly Severide

3. 

   Monica Raymund

   Gabriela Dawson

4. 

   Lauren German

   Leslie Shay

5. 

   찰리 바넷

   Peter Mills

6. 

   David Eigenberg

   Christopher Herrmann

7. 

   Yuriy Sardarov

   Brian 'Otis' Zvonecek

8. 

   Joe Miñoso

   Joe Cruz

9. 

   Christian Stolte

   Randy 'Mouch' McHolland

10. 

    Eamonn Walker

    Wallace Boden

특별출연 7

1. 

   Tania Raymonde

   Nicole Sermons

2. 

   스콧 이스트우드

   Jim Barnes

3. 

   크리스토퍼 코신스

   Steven Goody

4. 

   Brooke Nevin

   Tara Little

5. 

   Randy Flagler

   Harold Capp

6. 

   Lucas Von Kampen

   Lucas Herrmann

7. 

   Deanna Reed-Foster

   Bystander

제작진 5