Elenco Principal da Temporada 8

1. 

   Tom Welling

   Clark Kent

2. 

   Kristin Kreuk

   Lana Lang

3. 

   Michael Rosenbaum

   Lex Luthor

4. 

   Allison Mack

   Chloe Sullivan

5. 

   Annette O'Toole

   Martha Kent

6. 

   John Schneider

   Jonathan Kent

7. 

   Sam Jones

   Pete Ross

8. 

   Eric Johnson

   Whitney Fordman

Convidados Especiais 16

1. 

   John Glover

   Lionel Luthor

2. 

   Miranda Cosgrove

   Lana Lang - Age 5 (voice) (uncredited)

3. 

   Justin Chatwin

   Teen Jostled by Whitney

4. 

   Alvin Sanders

   Dale Ross

5. 

   Dee Jay Jackson

   Bill Ross

6. 

   Adrian Glynn McMorran

   Jeremy Creek

7. 

   Sarah-Jane Redmond

   Nell Potter

8. 

   Malkolm Alburquenque

   Young Clark Kent

9. 

   Matthew Munn

   Young Lex Luthor

10. 

    Wendy Chmelauskas

    Laura Lang

11. 

    Steve Bacic

    Garage Worker

12. Ben Odber

    Lewis Lang

13. Jay Kirby

    Former Jock

14. 

    Amy Esterle

    Heike

15. Ben Odberg

    Lewis Lang

16. 

    Jade Unterman

    Young Lana Lang

Equipa Técnica 6