Lance Clayton
Robin Williams
Kyle Clayton
Daryl Sabara
Claire
Alexie Gilmore
Principal Anderson
Geoffrey Pierson
Jerry Klein
Tom Kenny
Heather
Lorraine Nicholson
Andrew Troutman
Evan Martin
Mike Lane
Henry Simmons
Bert Green
Toby Huss
Bonnie McBon
Mitzi McCall
Morgan
Morgan Murphy
Ginger
Naomi Glick
Jason
Jermaine Williams
Dan Spencer
Dan Spencer
Peter
Zach Sanchez
Jennifer
Ellie Jameson
Chris
Michael Thomas Moore
Make-Up Woman
Jill Talley
Metal Kid
Alles Mist
Himself
Bruce Hornsby
Newspaper Vendor
Krist Novoselic
Dr. Pentola
Tony V.
Nosy Neighbor
Rebecca Erwin Spencer
Nosy Neighbor
Cheri Minns
Peter (as Zach Sanchez)
Zachary Vitale
Nosy Neighbor
Zazu
Metal Kid
Ray Buckley
Mabel
Mabel Mae
The Fighting Pug
Zoe
Dr. Dana
Deborah Horne
Mabel
Mable Mae
Bruce Hornsby's Mic Stand
Riley Dean Stone