Season Regulars 4

1. 

   Alex O'Loughlin

   Steve McGarrett

2. 

   Scott Caan

   Danny 'Danno' Williams

3. 

   Grace Park

   Kono Kalakaua

4. 

   Daniel Dae Kim

   Chin Ho Kelly

Guest Stars 13

1. 

   Masi Oka

   Dr. Max Bergman

2. 

   Larisa Oleynik

   Jenna Kaye

3. 

   Mark Dacascos

   Wo Fat

4. 

   Perrey Reeves

   Anne Davis

5. 

   D. B. Sweeney

   Richard Davis

6. 

   James Ransone

   Johnny D. / Perry Hutchinson

7. Cecilia Brown

   Lisa Roberts

8. Susan King

   Joanna Reidell

9. 

   Matty Liu

   Lucky

10. Nick Masciangelo

    Trevor Wright

11. Don Nahaku

    Phil Roberts

12. Kasim Saul

    Trekkie

13. Aimee Zannoni

    Gail Woodson / Psycho Kitty

Crew 2