Season Regulars 6

1. 

   Nick Gehlfuss

   Dr. Will Halstead

2. 

   Marlyne Barrett

   Maggie Lockwood

3. 

   Dominic Rains

   Dr. Crockett Marcel

4. 

   S. Epatha Merkerson

   Sharon Goodwin

5. 

   Oliver Platt

   Dr. Daniel Charles

6. 

   Guy Lockard

   Dr. Dylan Scott

Guest Stars 30

1. 

   Steven Weber

   Dr. Dean Archer

2. 

   Jessy Schram

   Dr. Hannah Asher

3. 

   Brian Tee

   Dr. Ethan Choi

4. 

   Marc Grapey

   Peter Kalmick

5. 

   Brennan Brown

   Dr. Sam Abrams

6. 

   Nora Dunn

   Dr. Lonnie Richardson

7. 

   Hannah Riley

   Anna Charles

8. 

   Sarah Rafferty

   Dr. Pamela Blake

9. 

   Johanna Braddy

   Avery Quinn

10. 

    Asjha Cooper

    Dr. Vanessa Taylor

11. 

    Nicolette Robinson

    Tara Goodwin

12. 

    Leon Addison Brown

    Gerald Simmons

13. 

    Riley Voelkel

    Jo

14. 

    Jake Brennan

    Zach Dayle-Kalmick

15. 

    Wayne T. Carr

    Grant Young

16. Angela Morris

    Julia Lambert

17. 

    Lawrence Grimm

    Laurence 'Larry' Dayle

18. 

    Kate Mulligan

    Donna Woods

19. 

    Connor Price

    Owen West

20. 

    Cesar Jaime

    Paramedic Cesar

21. Mehmet Can Aksoy

    Goran

22. 

    Anja Akstin

    Officer In Charge

23. Don Baker Jr.

    Chaplain

24. Lauren Blakeman

    Erin Porter

25. Oren N. Gottfried

    Neuro Resident Dr. Gottfried

26. 

    Michael Hargrove

    Joe

27. Lynnette Li

    Nurse Nancy

28. Charlie Newton

    Head Waiter

29. Joseph Tadeo

    Rifle Team Leader

30. Marie Tredway

    Nurse Trini

Crew 8