Регулярный состав сезона 9

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

7. 

   Peter Jacobson

   Chris Taub

8. 

   Olivia Wilde

   Thirteen

9. 

   Kal Penn

   Lawrence Kutner

Приглашённые звёзды 11

1. 

   Breckin Meyer

   Brandon

2. 

   Marika Domińczyk

   Heather

3. Sarah Knowlton

   Susan

4. 

   Drew Powell

   Anthony

5. 

   Liz Benoit

   Surgical Nurse

6. Deanna Smith

   Female Doctor

7. 

   David Goldman

   Short Doctor

8. 

   Bart Tangredi

   Man

9. 

   Michael Weston

   Lucas Douglas

10. 

    Jennifer Crystal Foley

    Rachel Taub

11. Bobbin Bergstrom

    Nurse

Съёмочный состав 6