Seth MacFarlane Stan Smith, Roger Voice Wendy Schaal Francine Smith Voice Rachael MacFarlane Hayley Smith Voice Scott Grimes Steve Smith Voice Dee Bradley Baker Klaus Voice Patrick Stewart Avery Bullock Guest Voice Mae Whitman Glitter Guest Voice Curtis Armstrong Snot Lonstein Guest Voice Chris Diamantopoulos Guest Voice Matt McKenna Guest Voice, Writer Mike Barker Guest Voice Kevin Durand Guest Voice John Viener Doctor Guest Voice Mike Henry Jackson Guest Voice Judah Miller Guest Voice, Writer David Koechner Dick Guest Voice Nic Wegener Guest Voice, Writer Kevin Michael Richardson Principal Lewis Guest Voice Daisuke Suzuki Toshi Yoshida Guest Voice Eddie Kaye Thomas Barry Robinson Guest Voice Pam Cooke Director Josue Cervantes Director Shawn Murray Director Tim Parsons Director Jansen Yee Director Chris Bennett Director Rodney Clouden Director Joe Daniello Director Jennifer Graves Director Valerie Fletcher Director Joe Chandler Writer Brian Boyle Writer Jordan Blum Writer Robert Maitia Writer Parker Deay Writer Ali Waller Writer Dan Vebber Writer