Season Regulars 6

1. 

   Hugh Laurie

   Gregory House

2. 

   Lisa Edelstein

   Lisa Cuddy

3. 

   Robert Sean Leonard

   James Wilson

4. 

   Omar Epps

   Eric Foreman

5. 

   Jennifer Morrison

   Allison Cameron

6. 

   Jesse Spencer

   Robert Chase

Guest Stars 13

1. 

   David Morse

   Michael Tritter

2. 

   Alan Rosenberg

   Bruce Steinerman

3. 

   Patrick Fugit

   Jack Walters

4. Tanner Blaze

   Will Walters

5. 

   Cassi Thomson

   Kama Walters

6. 

   Dustin Seavey

   Rodent

7. 

   Mandy June Turpin

   Beth

8. Dorothea Harahan

   Paramedic

9. 

   Cassius M. Willis

   Cop

10. Patrick Birkett

    Old Man

11. 

    Deborah Lacey

    Lorraine

12. Marco Pelaez

    Hospital Pharmacist

13. Bobbin Bergstrom

    Nurse

Crew 6