Seth MacFarlane Peter Griffin , Brian Griffin , Stewie Griffin , Glenn Quagmire , Evil Stewie , Kool-Aid Guy Voice, Executive Producer Alex Borstein Lois Griffin Voice Seth Green Chris Griffin Voice Mila Kunis Meg Griffin Voice Mike Henry John Herbert Voice Patrick Warburton Joe Swanson Voice Jennifer Tilly Bonnie Swanson Guest Voice Patrick Stewart Baby Susie Swanson (Inner Voice) Guest Voice Megan Grano Additional Voices Guest Voice Aaron Krebs Additional Voices Guest Voice Danny Smith Additional Voices Guest Voice Colin Ford Additional Voices Guest Voice Dee Bradley Baker Additional Voices Guest Voice Ralph Garman Additional Voices Guest Voice David Zuckerman Executive Producer Brian Iles Director Peter Shin Director