• Jimmy Neutron as Yakko Warner
  • Carl Wheezer as Wakko Warner
  • Cindy Vortex as Dot Warner
  • Mr. Neutron as Dr. Otto Scratchansniff
  • Mrs. Neutron as Hello Nurse
  • Comander Baker as Thaddeus Plotz
  • Giggles the Clown as Ralph the Guard
  • Principal Wiloughby as Mr. Director
  • Ms. Fowl as Miss Flamiel
  • Ooblar as Pinky
  • Eustace Strych as Brain
  • Beautiful Gorgeous as Slappy Squirrel
  • Nick Dean as Skippy Squirrel
  • Zix as Pesto
  • Travoltron as Bobby
  • Tee as Squit
  • Elke Elkberg as Mindy
  • Goddard as Buttons
  • Libby Folfax as Rita
  • Sheen Estevez as Runt
  • Ebenzer Wheezer as Flavio Hippo
  • Martha Wheezer as Marita Hippo
  • Betty Quinlan as Minerva Mink
  • Jet Fusion as Walter Wolf
  • Professor Calamitous as King Salazar

See Also

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