Tara Strong
Timmy Turner / Blonda Fairywinkle / Supermodel (voice)
Daran Norris
Cosmo / Mr. Dad Turner / Jorgen Von Strangle (voice)
Susanne Blakeslee
Wanda / Mrs. Mom Turner / Witch / Supermodel (voice)
Carlos Alazraqui
Denzel Q. Crocker / Juandissimo Magnifico / The Mayor (voice)
Jason Marsden
Chester McBadbat / Aladdin Guy / Guard #2 (voice)
Gary LeRoi Gray
A.J. (voice)
Rob Paulsen
Bucky McBadbat / Government Agent #1 / William Hung (voice)
Dee Bradley Baker
Binky / Fairy Detector / Leprechaun (voice)
Jim Ward
Chet Ubetcha / Lawn Gnomes / Spokesfan (voice)
Robert Cait
Norm the Genie (voice)
Diana DeGarmo
Cosmo (singing voice)
Ben Stein
Head Pixie / Sanderson / The Pixies (voice)
Tom Kenny
Cupid / Bucky's Agent / Fairy Newscaster (voice)
Grey DeLisle
Tooth Fairy / Fairy Reporter (voice)
Butch Hartman
Santa / Sun / Penguins (voice)