Season Regulars 10

1. 

   Taylor Kinney

   Kelly Severide

2. 

   Jesse Spencer

   Matthew 'Matt' Casey

3. 

   David Eigenberg

   Christopher Herrmann

4. 

   Joe Miñoso

   Joe Cruz

5. 

   Christian Stolte

   Randy 'Mouch' McHolland

6. 

   Miranda Rae Mayo

   Stella Kidd

7. 

   Daniel Kyri

   Darren Ritter

8. 

   Kara Killmer

   Sylvie Brett

9. 

   Eamonn Walker

   Wallace Boden

10. 

    Alberto Rosende

    Blake Gallo

Guest Stars 15

1. 

   Peter Lawson Jones

   Henry Sidwell

2. 

   Patrick Blashill

   Chuck Rutledge

3. Jocelyn A. Dorsey

   Lois Sidwell

4. 

   Alka Nayyar

   Dr. Isley

5. 

   Desmond Gray

   Paramedic Desmond

6. Rachel Seaton

   Suburban Woman

7. 

   Oscar Mansky

   Stoner Dude

8. Jonah D. Winston

   Foreman

9. 

   Sasha Neboga

   Sydney McMillan

10. Michael Carothers

    Bricklayer

11. Emmanuel K. Jackson

    Worker

12. Michele Martinez

    Paramedic Michele

13. 

    Adriyan Rae

    Gianna Mackey

14. 

    Jon Ecker

    Greg Grainger

15. 

    Amy Morton

    Trudy Platt

Crew 4