Christy Carlson Romano
Kim Possible (voice) (12 eps)
Will Friedle
Ron Stoppable (voice) (12 eps)
Nancy Cartwright
Rufus (voice) (12 eps)
Tahj Mowry
Wade Load (voice) (12 eps)
Patrick Warburton
Steve Barkin (voice) (5 eps)
Kirsten Storms
Bonnie Rockwaller (voice) (5 eps)
Raven-Symoné
Monique (voice) (4 eps)
Tom Kane
Lord Monkey Fist (voice) (3 eps)
Tara Strong
Tara (voice) (3 eps)
Patton Oswalt
Professor Dementor (voice) (3 eps)
Kevin Michael Richardson
Simian Channel announcer / Scamper and Bitey announcer (voice) (2 eps)
April Winchell
Cooking Show Hostess (voice) (2 eps)
Brian George
Duff Killigan (voice) (2 eps)
Maurice LaMarche
Cable Guy (voice) (2 eps)
Rob Paulsen
Kyle (voice) (2 eps)
Andrea Martin
Mrs. Stoppable (voice) (2 eps)
Fred Willard
Jack Hench (voice) (1 eps)
Estelle Harris
Mrs. Lipsky (voice) (1 eps)
Enrico Colantoni
Dr. Cyrus Bortel (voice) (1 eps)
Jonathan Silverman
Jimmy Ding (voice) (1 eps)
Clancy Brown
Commander Kane (voice) (1 eps)
Rider Strong
Brick Flagg (voice) (1 eps)
Kath Soucie
Moopey Girl (voice) (1 eps)
Melissa McCarthy
DNAmy (voice) (1 eps)
Jennifer Hale
Action Hero / Pals girl (voice) (1 eps)
James Arnold Taylor
Doctor / Bungee host (voice) (1 eps)
Earl Boen
Señor Senior Sr. (voice) (1 eps)
Brian Posehn
Cousin Larry (voice) (1 eps)
Jason Marsden
Felix Renton (voice) (1 eps)
Elyssa Livergant
Additional Voices (voice) (1 eps)
Stephen Root
Chester Yapsby (voice) (1 eps)
Frank Welker
Roachie (voice) (1 eps)
Sherri Shepherd
M.C. Honey (voice) (1 eps)
Grey DeLisle
Bride at Wedding (voice) (1 eps)
Phil LaMarr
Additional Voices (voice) (1 eps)
Nestor Carbonell
Señor Senior Jr. (voice) (1 eps)
Keiko Agena
Yori (voice) (1 eps)
George Takei
Sensei (voice) (1 eps)
Shaun Fleming
Tim Possible / Jim Possible (voice) (1 eps)
Lauren Tom
Yoshiko (voice) (1 eps)