Seth MacFarlane Peter Griffin , Brian Griffin , Stewie Griffin , Glenn Quagmire , Dr. Elmer Hartman , John Edward , Bamm-Bamm Rubble , Emeril Lagasse , Emperor Palpatine Voice, Executive Producer Alex Borstein Lois Griffin , Loretta Brown , Additional Voices Voice Seth Green Chris Griffin , Additional Voices Voice Mila Kunis Meg Griffin Voice Mike Henry Cleveland Brown , Bruce the Performance Artist Voice Patrick Warburton Joe Swanson Voice Jennifer Tilly Bonnie Swanson Guest Voice Adam West Mayor Adam West Guest Voice Randy Crenshaw Barbershop Quartet Member Guest Voice Denis Martell Santos Guest Voice Ralph Garman Additional Voices Guest Voice Jane Carr Additional Voices Guest Voice Miriam Flynn Additional Voices Guest Voice David A. Goodman Additional Voices Guest Voice Danny Smith Additional Voices Guest Voice Fred Tatasciore Additional Voices Guest Voice John Viener Additional Voices Guest Voice David Zuckerman Executive Producer James Purdum Director Peter Shin Director