Cast:[]
- Jodi Benson ... Betty Barrett as Thumbelina (voice)
- Gary Imhoff ... Noah Parker as Prince Cornelius (voice)
- Gino Conforti ... Goofy as Jacquimo (voice)
- Barbara Cook ... Mama Odie as Mother (voice)
- Will Ryan ... Hudson Horstachio as Hero/Colonel K as Reverend Rat (voice)
- June Foray ... Betty's Mom as Queen Tabitha (voice)
- Kenneth Mars ... Betty's Dad as King Colbert (voice)
- Joe Lynch ... Baron Greenback as Grundel (voice)
- Charo ... Catrina as Mrs. Toad (voice)
- Danny Mann ... Roger Rabbit as Mozo (voice)
- Loren Lester ... Scrooge McDuck as Gringo (voice)
- Kendall Cunningham ... Larry the Lamb as Baby Bug (voice)
- Tawny Sunshine Glover ... Peppa Pig as Gnatty (voice)
- Michael Nunes ... Sniffles the Mouse as Li'l Bee (voice)
- Gilbert Gottfried ... Tigger as Mr. Beetle (voice)
- Pat Musick ... Princess Sylvia as Mrs Rabbit (voice)
- Neil Ross ... Dr. Von Goosewing as Mr. Fox/Rogg as Mr. Bear (voice)
- Carol Channing ... Gadget Hackwrench as Ms. Fieldmouse (voice)
- John Hurt ... Paddington Bear as Mr. Mole (voice)