Elenco Principal da Temporada 4

1. 

   Seth MacFarlane

   Peter Griffin / Brian Griffin / Stewie Griffin / Glenn Quagmire / Tom Tucker (voice)

2. 

   Alex Borstein

   Lois Griffin / Tricia Takanawa / Loretta Brown / Barbara Pewterschmidt (voice)

3. 

   Mila Kunis

   Meg Griffin (voice)

4. 

   Seth Green

   Chris Griffin (voice)

Convidados Especiais 16

1. Andrew Hibbard

   Customer (voice)

2. 

   Natasha Melnick

   Ruth Cochamer (voice)

3. 

   Julius Sharpe

   (voice)

4. 

   Wellesley Wild

   (voice)

5. 

   Adam West

   Adam West (voice)

6. Patrick Meighan

   Gay Man (voice)

7. 

   Robert Wu

   Asian Student #1 / Asian Student #2 (voice)

8. 

   Chris Cox

   Kent Lastname (voice)

9. 

   Christina Milian

   Esther (voice)

10. 

    Emily Osment

    Ruth (voice)

11. 

    Martha MacIsaac

    Patty (voice)

12. 

    Rachael MacFarlane

    (voice)

13. 

    Alec Sulkin

    (voice)

14. Danny Smith

    (voice)

15. 

    Ralph Garman

    (voice)

16. 

    John Viener

    Another Death (voice)

Equipa Técnica 2