Cloris Leachman Brand X Lunch Lady (voice)
Eva Longoria Lady X (voice)
Harvey Fierstein Fat Cat Burglar (voice)
Christopher Lloyd Mr. Clipboard (voice)
Charlie Sheen Dex Dogtective (voice)
Bob Bergen Additional Voices (voice)
Christine Baranski Hedda Shopper (voice)
Haylie Duff Sweet Cakes (voice)
Larry Miller Vlad Chocool (voice)
Jeff Bennett Lieutenant X/Additional Voices (voice)
Hilary Duff Sunshine Goodness (voice)
Robert Engelman Producer
Susan Silo Additional Voices (voice)
Robert Costanzo Maximilius Moose (voice) (as Bobby Constanza)
Daniel Bernhardt Additional Voices (voice)
Melissa Disney Additional Voices (voice)
Edie McClurg Mrs. Butterworth (voice)
Ed Asner Mr. Leonard (voice)
Greg Ellis Hairy Hold (voice)
John Bloom Additonal Voices (voice)
Enn Reitel Kung Tofu / Fracois Fromage (voice)
Jerry Stiller General X (voice)
Sean Catherine Derek Writer, Toddler's Mom (voice)
Chris Kattan Polar Penguin (voice)
James Arnold Taylor Dr. Si Nustrix / Additonal Voices (voice)
Martin Klebba General X / Kaptain Krispy (voice)
Joshua Wexler Story, Producer, Hairless Hamster Henchman (voice)
Walter Murphy Original Music Composer
Stephen Stanton Mr. Clean / Lord Flushington / Additional Voices (voice)
Jonathan A. Carlson Production Design
Wayne Brady Daredevil Dan (voice)
Jeff Bergman Charlie Tuna (voice)
Shelley Morrison Lola Frutola (voice)
Jason Harris Hairles Hamster Henchman (voice)
Tom Ortenberg Executive Producer
Greg Eagles Hairless Hamster Henchman (voice)
Jimmy Ienner Executive Producer
Lawrence Kasanoff Director, Story, Cheasel T. Weasel (voice), Producer, Writer
Brent V. Friedman Writer
Robin Klein Casting
Daniel Franzese Twinkleton (voice)
Heidi Klein Casting
Sean Rourke Editor
Eliza Schneider Sweet Older Lady (voice)
George Johnsen Producer, Kaptain Krispy / Hairless Hamster Henchman (voice)
Rebecca Swanson Writer
Ann Hoyt Editor
Eli James Wungo Wasabi (voice)
Craig Paulsen Editor
Jennifer Keith Ike Kid #4 / Additional Voices (voice)
Jason Ortenberg Ike Kid #1 (voice)
Robert D. Cain Executive Producer
Ray Mupas Editor
Karen Gallo Messore Blue (voice)
Susan Carter Hall Art Direction
Zachary Liebrich-Johnsen Ike Kid #2 (voice)
Andrew Ortenberg Ike Kid #3 (voice)