Christy Carlson Romano
Kim Possible (voice)

Will Friedle
Ron Stoppable (voice)

Nancy Cartwright
Rufus (voice)

Tahj Mowry
Wade Load (voice)

Patrick Warburton
Steve Barkin (voice) / Steve Barkin / Chief Barkin (voice)

Kirsten Storms
Bonnie Rockwaller (voice)

John DiMaggio
/ Dr. Drakken / Motor Ed (voice) / Dr. Drakken / Mr. Peevey (voice) / Blumberg ...

Raven-Symoné
Monique (voice)

Nicole Sullivan
/ Shego / Computer Voice (voice) / Shego / Miss Go (voice)

Tara Strong
Britina (voice) / Tara (voice) / Additional Voices (voice) / Espadrille (voice) ...

Gary Cole
Dr. James Possible (voice)

Shaun Fleming
Tim Possible / Jim Possible (voice)

Rob Paulsen
Francois (voice) / Price Check Announcer (voice) / Smarty Mart Employee (voice) ...

Tom Kane
Lord Monkey Fist (voice) / American Starmaker Judge (voice) / Sir Monty Fiske / ...

Nestor Carbonell
Señor Senior Jr. (voice)

Jeff Bennett
Additional Voices (voice) / Banner Man / Announcer Voice (voice) / Toaster / Ble...

Patton Oswalt
Professor Dementor (voice) / Professor DeMenz (voice)

Corey Burton
/ Robot Rumble Announcer (voice) / Additional Voices (voice) / Drak-Force One C...

Andrea Martin
Mrs. Stoppable (voice) / Nervous Singer (voice)

Rider Strong
Brick Flagg (voice)