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. 

   Monica Raymund

   Gabriela Dawson

7. 

   Lauren German

   Leslie Shay

8. 

   Charlie Barnett

   Peter Mills

9. 

   Eamonn Walker

   Wallace Boden

10. 

    Yuriy Sardarov

    Brian 'Otis' Zvonecek

Guest Stars 14

1. 

   Christine Evangelista

   Allison Rafferty

2. 

   Sammy Sheik

   Nizar

3. 

   Francis Guinan

   Commissioner

4. 

   Jesse Lee Soffer

   Jay Halstead

5. 

   Jason Beghe

   Hank Voight

6. 

   Jon Seda

   Antonio Dawson

7. 

   Marina Squerciati

   Kim Burgess

8. 

   Sophia Bush

   Erin Lindsay

9. 

   LaRoyce Hawkins

   Kevin Atwater

10. 

    Avi Lake

    Imogene

11. 

    Amanda Righetti

    Holly

12. 

    Randy Flagler

    Harold Capp

13. 

    Dylan Baker

    Dr. David Arata

14. Steve Chikerotis

    Chief Steve

Crew 5