Seth MacFarlane Peter Griffin , Brian Griffin , Stewie Griffin , Glenn Quagmire , Tom Tucker , Horton Voice, Executive Producer Alex Borstein Lois Griffin , Additional Voices Voice Seth Green Chris Griffin , Additional Voices Voice Mila Kunis Meg Griffin Voice Mike Henry Cleveland Brown Voice Patrick Warburton Joe Swanson Voice Kat Foster Carolyn Guest Voice John Viener Announcer , Announcer 2 , Baseball Announcer 2 , Fjurg Van Der Ploeg , Henry Kissinger , Mark Wahlberg , Matthew Fox Guest Voice Alec Sulkin Baseball Announcer 1 Guest Voice Ralph Garman Conductor , Reporter , Voice in Bushes Guest Voice Kirker Butler First Caterpillar , Man , Member of Symphony Guest Voice Alexandra Breckenridge Jane , Kate , Roxanne Guest Voice Danny Smith Second Caterpillar , Suitor , TV Announcer Guest Voice Chris Sheridan Additional Voices Guest Voice Tom Devanney Additional Voices Guest Voice David Zuckerman Executive Producer Cyndi Tang-Loveland Director James Purdum Director Peter Shin Director