Season Regulars 4

1. 

   Roxy Sternberg

   Sheryll Barnes

2. 

   Alexa Davalos

   Kristin Gaines

3. 

   Keisha Castle-Hughes

   Hana Gibson

4. 

   Miguel Gómez

   Ivan Ortiz

Guest Stars 18

1. 

   Julian McMahon

   SSA Jess LaCroix

2. 

   YaYa Gosselin

   Natalia 'Tali' LaCroix

3. 

   Tim Martin Gleason

   Stephen Beck

4. 

   Allen Theosky Rowe

   Frank Zhao

5. 

   Laura Kai Chen

   Jeanney Zhao

6. 

   Emily Donahoe

   Francesca Brighton

7. 

   Gary Lee Mahmoud

   Brice Lonner

8. 

   Jonathan Holtzman

   Rodney Harlock

9. Ashley Chiu

   Carrie Chen

10. Carol Mazhuvancheril

    Asher

11. 

    Andrew Pang

    Luo Pei An

12. Shanta Parasuraman

    SA Brindi Arya

13. Sakura Lin

    Grace

14. Crystal Chau

    Jen

15. Luke Naphat

    Sam Zhao

16. 

    Kenny Wong

    Good Samaritan #1

17. 

    Jennifer Landon

    Sarah Allen

18. 

    Robert Farrior

    Kevin Carragher

Crew 5