• Jimmy Neutron as Woody
  • Carl Wheezer as Buzz Lightyear
  • Betty Quinlan as Bo Peep
  • Cindy as Jessie
  • Etno, Candy, Bud, Gorgious and Stereo (from Space Goofs) as Bullseye
  • King Goobot as Prospector
  • Sheen as Mr. Potato Head
  • Libby as Mrs. Potato Head
  • Jimmy's Dad as Hamm
  • Nick Dean as Rex
  • Goddard as Slinky Dog
  • Eustace Strych as Sid
  • Brittany as Hannah
  • Ratboy Genius Characters as Sid's Mutant Toys
  • Jimmy's Mom as Andy's Mom
  • Ooblar as Emperor Zurg
  • Paul the Monkey (DNA Productions) as Mr. Shark