시즌 정규 출연진 9

1. 

   Nick Gehlfuss

   Dr. Will Halstead

2. 

   Yaya DaCosta

   April Sexton

3. 

   Torrey DeVitto

   Dr. Natalie Manning

4. 

   Rachel DiPillo

   Sarah Reese

5. 

   Colin Donnell

   Dr. Connor Rhodes

6. 

   Brian Tee

   Dr. Ethan Choi

7. 

   Marlyne Barrett

   Maggie Lockwood

8. 

   S. Epatha Merkerson

   Sharon Goodwin

9. 

   올리버 플랫

   Dr. Daniel Charles

특별출연 14

1. 

   Julie Berman

   Dr. Sam Zanetti

2. 

   Christina Brucato

   Claire Rhodes

3. 

   Alex Weisman

   Paramedic Chout

4. 

   Stephenie Park

   Dylan

5. 

   Jared Canfield

   Trevor Jackson

6. Amber Page

   Lauren Jackson

7. 

   Steve O'Connell

   Russell Rollins

8. David Parkes

   Chairman Barry Lindheim

9. Bradley Petty

   X-Ray Tech

10. Brian Christensen

    Jack

11. 

    D.W. Moffett

    Cornelius Rhodes

12. 

    Kara Killmer

    Sylvie Brett

13. 

    Taylor Kinney

    Kelly Severide

14. 

    Jeremy Shouldis

    Dr. Marty Peterson

제작진 2