Season Regulars 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. 

   Oliver Platt

   Dr. Daniel Charles

Guest Stars 18

1. 

   Gregg Henry

   Dr. David Downey

2. 

   Karen Aldridge

   Dr. Kendra Perrington

3. 

   Tonray Ho

   Nurse Leah

4. 

   Tosin Morohunfola

   Dr. Allen Vorspan

5. 

   Jayne Atkinson

   Laura Clay

6. 

   Francis Guinan

   Nathan Clay

7. McKenzie Chinn

   Tara

8. 

   Brian Geraghty

   Sean Roman

9. 

   Ed Gass

   Martin

10. Si Osborne

    Paul

11. 

    Hannaha Hall

    Dana

12. Emjoy Gavino

    Dr. Harper

13. Susan Fay

    Mabel

14. C. Anthony Jackson

    Security Guard Earl

15. 

    Kara Killmer

    Sylvie Brett

16. Courtney Rioux

    Paramedic Courtney

17. 

    Desmond Gray

    Paramedic Desmond

18. 

    Cesar Jaime

    Paramedic Cesar

Crew 2