Seth MacFarlane Peter Griffin , Brian Griffin , Stewie Griffin , Glenn Quagmire , Dr. Elmer Hartman , Droopy Dog Voice, Executive Producer Alex Borstein Lois Griffin Voice Seth Green Chris Griffin Voice Mila Kunis Meg Griffin Voice Mike Henry Cleveland Brown Voice Patrick Warburton Joe Swanson Voice Carrie Fisher Angela Guest Voice Marlee Matlin Stella Guest Voice Alexandra Breckenridge Woman Guest Voice Steve Callaghan Crossing Guard , Giraffe 2 Guest Voice John Viener Cashier Guest Voice River Alexander Kid Guest Voice Ralph Garman Additional Voices Guest Voice Mark Hentemann Additional Voices Guest Voice Danny Smith Additional Voices Guest Voice Alec Sulkin Additional Voices Guest Voice David Zuckerman Executive Producer Bob Bowen Director Dominic Bianchi Director James Purdum Director