- Seth MacFarlane (Peter Griffin / Brian Griffin / Stewie Griffin / Glenn Quagmire (voice))
- Alex Borstein (Lois Griffin / Tricia Takanawa / Loretta Brown / Barbara Pewterschmidt (voice))
- Mila Kunis (Meg Griffin (voice))
- Seth Green (Chris Griffin (voice))
- Patrick Warburton (Joe Swanson (voice))
- Arif Zahir (Cleveland Brown (voice))
Family Guy — S0E8
Episode: Stewie Griffin: The Untold Story
Air Date: 2006-05-21
Runtime: 88 min
Overview
When Stewie sees a man who looks just like him on TV, he's convinced that he must be his real father. Stewie sets off on a cross-country road trip to find him, but his incredible journey leads to outrageous discoveries.