Christy Carlson Romano

Kim Possible (voice)

Will Friedle

Ron Stoppable (voice)

Nancy Cartwright

Rufus (voice)

Tahj Mowry

Wade (voice)

Mayim Bialik

Justine Flanner (voice)

Gary Cole

Dr. Possible (voice)

John DiMaggio

Dr. Drakken (voice)

Shaun Fleming

Jim Possible / Tim Possible (voice)

Rob Paulsen

Hank Perkins (voice)

Brian George

Duff Killigan (voice)

Tom Kane

Monkey Fist (voice)

Kerri Kenney

Additional Voices (voice)

Melissa McCarthy

Amy Hall (voice)

Jean Smart

Dr. Ann Possible (voice)

Kirsten Storms

Bonnie Rockwaller (voice)

Nicole Sullivan

Shego (voice)

Raven-Symoné

Monique (voice)

Patrick Warburton

Steve Barkin (voice)

Gedde Watanabe

Professor Bob Chen (voice)

Jo Anne Worley

Additional Voices (voice)

Frank Welker

Professor Otto Allenford (voice)

Diedrich Bader

Lars (voice; uncredited)

Eddie Deezen

Ned (voice; uncredited)

Clyde Kusatsu

Nakasumi (voice; uncredited)

Maurice LaMarche

'Big Daddy' Brotherson (voice; uncredited)

Phil LaMarr

Ninja / Japanese Businessman #2 (voice; uncredited)

Kevin Michael Richardson

Sumo Ninja / Dr. Gooberman / Businessman (voice; uncredited)

Stephen Root

Cowboy Gambler (voice; uncredited)

Rider Strong

Brick Flagg (voice; uncredited)

Tara Strong

Computer (voice; uncredited)

Lauren Tom

Yoshiko (voice; uncredited)

Ricky Ullman

Eric (voice; uncredited)

April Winchell

Reporter (voice; uncredited)