Season Regulars 4

1. 

   Ryan Seacrest

   Self - Host

2. 

   Simon Cowell

   Self - Judge

3. 

   Randy Jackson

   Self - Judge

4. 

   Paula Abdul

   Self - Judge

Guest Stars 17

1. George Huff

   Self

2. Camile Velasco

   Self

3. Jon Peter Lewis

   Self

4. 

   Clay Aiken

   Self - Guest Host

5. 

   Kelly Clarkson

   Self - Guest

6. Jasmine Trias

   Self

7. 

   LaToya London

   Self

8. 

   Jennifer Hudson

   Self

9. 

   Kimberly Caldwell

   Self - Guest Host

10. John Stevens

    Self

11. 

    Guy Sebastian

    Self - Audience Member (uncredited)

12. 

    Henry Winkler

    Self - Audience Member (uncredited)

13. 

    Ray Romano

    Self - Interviewee / Audience Member

14. 

    Sharon Osbourne

    Self - Interviewee / Audience Member

15. 

    Ruben Studdard

    Self - Guest

16. 

    Amy Adams

    Self

17. 

    Tamyra Gray

    Self - Guest

Crew 1