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