Season Regulars 8

1. 

   Jessica Alba

   Max Guevara

2. 

   Michael Weatherly

   Logan Cale

3. 

   Valarie Rae Miller

   Cynthia McEachin

4. 

   J.C. MacKenzie

   Reagan Ronald

5. 

   Jensen Ackles

   Alec McDowell

6. 

   Kevin Durand

   Joshua

7. 

   Martin Cummins

   Ames White

8. 

   Richard Gunn

   Calvin Theodore

Guest Stars 21

1. 

   Brian Markinson

   Dr. Sam Carr

2. 

   Craig Veroni

   Otto

3. 

   Enuka Okuma

   Dr. Colleen Harrington

4. 

   Sarah Strange

   Elizabeth Blanchard

5. 

   Jerry Wasserman

   Dr. George

6. Tara Fynn

   Mother at Gas Line-up

7. Alexander Farquharson

   Boy at Gas Line-up

8. 

   Ben Cotton

   Biker at Gas Line-up

9. 

   Bobby Stewart

   Sector Cop 1

10. 

    Todd Talbot

    Paramedic 1

11. Sharon Heath

    Nurse

12. 

    Alanis Peart

    Second Nurse

13. 

    Kwesi Ameyaw

    Lab Tech

14. 

    Laara Sadiq

    Attending Nurse

15. 

    Ari Solomon

    CDC Tech

16. 

    Kaare Anderson

    Sector Cop 2

17. 

    Dagmar Midcap

    Reporter

18. 

    Mark Lukyn

    White's Guy

19. 

    Donavon Stinson

    Bill (Channel 3 News)

20. 

    Oscar Goncalves

    Sector Cop 3

21. Rob Smith

    Pinstriped Suit Man

Crew 2