Ross Malinger
TJ Detweiler (voice) (26 eps)
Rickey D'Shon Collins
Vince LaSalle (voice) (26 eps)
Pamela Adlon
Ashley Spinelli (voice) (26 eps)
Ashley Johnson
Gretchen Grundler (voice) (26 eps)
Jason Davis
Mikey Blumberg (voice) (26 eps)
Courtland Mead
Gus Griswald (voice) (26 eps)
Lane Toran
King Bob (voice) (10 eps)
April Winchell
Miss Finster (voice) (9 eps)
Anndi McAfee
Ashley 'Ashley A' Armbruster (voice) (9 eps)
Ryan O'Donohue
Randall Weems (voice) (8 eps)
Allyce Beasley
Miss Alordayne Grotkey (voice) (7 eps)
Dabney Coleman
Principal Peter Prickly (voice) (5 eps)
Katey Sagal
Flo Spinelli (voice) (4 eps)
Francesca Marie Smith
Ashley 'Ashley B' Boulet (voice) (4 eps)
Rachel Crane
Ashley 'Ashley Q' Quinlan (voice) (4 eps)
Sam McMurray
Bob Spinelli (voice) (3 eps)
Erik von Detten
Erwin Lawson (voice) (3 eps)
Paul Willson
Coach Kluge (voice) (2 eps)
Tress MacNeille
Ms. Lemon (voice) (2 eps)
Mayim Bialik
Kristen Kurst (voice) (1 eps)
Camille Winbush
Ashley 'Ashley T' Tomossian (voice) (1 eps)
Riley Brock
Big Kid (voice) (1 eps)
Kath Soucie
Jeffery, Baby (voice) (1 eps)
Elizabeth Daily
Cap'n Sticky (voice) (1 eps)
Justin Shenkarow
Gelman (voice) (1 eps)
Rob Paulsen
Mr. Yamashiro (1 eps)
Blake McIver Ewing
Menlow (voice) (1 eps)
Robert Goulet
Mikey Blumberg (singing voice) (1 eps)
Glenne Headly
Miss Salimony (voice) (1 eps)
John Astin
Supt. Skinner (voice) (1 eps)
Cathy Moriarty
Dr. Fitzenberg (voice) (1 eps)