Christy Carlson Romano
Kim Possible (voice) (30 eps)
Will Friedle
Ron Stoppable (voice) (30 eps)
Nancy Cartwright
Rufus (voice) (30 eps)
Tahj Mowry
Wade Load (voice) (30 eps)
John DiMaggio
Dr. Drakken / M.C. Honey's Posse (voice) (14 eps)
Patrick Warburton
Steve Barkin (voice) (11 eps)
Shaun Fleming
Tim Possible / Jim Possible (voice) (7 eps)
Kirsten Storms
Bonnie Rockwaller (voice) (7 eps)
Rob Paulsen
Dr. Cook / Student (voice) (6 eps)
Raven-Symoné
Monique (voice) (6 eps)
Corey Burton
Drak-Force One Computer (voice) (5 eps)
Tara Strong
Penny (voice) (5 eps)
Gary Cole
Dr. James Possible (voice) (5 eps)
Rider Strong
Brick Flagg (voice) (4 eps)
Frank Welker
(voice) (4 eps)
Jason Marsden
Sportscaster (voice) (4 eps)
Tom Kenny
Phen / Lamar (voice) (4 eps)
Tom Kane
Lord Monkey Fist (voice) (3 eps)
Jeff Bennett
Professor Acari / Desk Clerk / Announcer (voice) (3 eps)
Phil Morris
Jake, the Cameraman / Snowy (voice) (3 eps)
Stephen Root
Memphis (voice) (3 eps)
Nestor Carbonell
Señor Senior Jr. (voice) (3 eps)
Nika Futterman
Zita Flores (voice) (2 eps)
Estelle Harris
Mrs. Lipsky (voice) (2 eps)
Earl Boen
Señor Senior Sr. (voice) (2 eps)
April Winchell
Granny Crocket / Lunchlady (voice) (2 eps)
Maurice LaMarche
Scientist #1 (voice) (2 eps)
Patton Oswalt
Professor Dementor (voice) (2 eps)
Grey DeLisle
Additional Voices (voice) (2 eps)
Debbie Reynolds
Nana Possible (voice) (2 eps)
Andrea Martin
Mrs. Stoppable (voice) (2 eps)
Reggie Hayes
Dr. Freeman / Microwave Oven (voice) (1 eps)
Mayim Bialik
Justine Flanner (voice) (1 eps)
William Daniels
Robot Pilot (voice) (1 eps)
John Witherspoon
Wayne (voice) (1 eps)
Hallie Todd
Summer Gale (voice) (1 eps)
Mindy Cohn
Ms. Whisp (voice) (1 eps)
Jonathan Silverman
Jimmy Ding (voice) (1 eps)
Roz Ryan
Mrs. Load (voice) (1 eps)
R. Lee Ermey
Additional Voices (voice) (1 eps)
Ricardo Montalban
Señor Senior Sr. (voice) (1 eps)
John Kassir
Additional Voices (voice) (1 eps)
Martin Spanjers
Malcolm the Wraithmaster (voice) (1 eps)
David Cassidy
Roland Pond (voice) (1 eps)
Adam West
Timothy North / Fearless Ferret (voice) (1 eps)
Shawnee Smith
Vivian (voice) (1 eps)
Bill Barretta
Jilly from Jersey (voice) (1 eps)
Melissa McCarthy
DNAmy (voice) (1 eps)
Susie Essman
Sadie (voice) (1 eps)
Brian Posehn
Cousin Larry (voice) (1 eps)
John C. McGinley
Rudolph Farnsworth / White Stripe (voice) (1 eps)
Brian George
Duff Killigan (voice) (1 eps)
Danny Cooksey
Jake (voice) (1 eps)
Dave Fennoy
Exterminator (voice) (1 eps)
Sherri Shepherd
M.C. Honey (voice) (1 eps)
Kath Soucie
Spirit Squad Weekly Interviewer (voice) (1 eps)
Keiko Agena
Yori (voice) (1 eps)
Elliott Gould
Mr. Stoppable (voice) (1 eps)
George Takei
Sensei (voice) (1 eps)
Lauren Tom
Yoshiko (voice) (1 eps)
Eddie Deezen
Ned (voice) (1 eps)