• 
  Don Bluth

  regizor
• 
  Gary Goldman

  regizor

• 
  John Hurt

  Mr. Mole
• 
  Jodi Benson

  Thumbelina
• 
  Harry Shearer

  Bugs
• 
  Joe Lynch

  Grundel
• 
  Gilbert Gottfried

  Mr. Beetle
• 
  Neil Ross

  Mr. Fox/Mr. Bear

• 
  Kendall Cunningham

  Baby Bug
• 
  June Foray

  Queen Tabitha
• 
  Gary Imhoff

  Prince Cornelius
• 
  Tony Jay

  Cow
• 
  Will Ryan

  Hero
• 
  Kenneth Mars

  King Colbert
• 
  Danny Mann

  Mozo

• 
  Loren Lester

  Gringo
• 
  Tawny Sunshine Glover

  Gnatty
• 
  Carol Channing

  Ms. Fieldmouse
• 
  Charo

  Mrs. (Ma) Toad
• 
  Gino Conforti

  Jacquimo
• 
  Barbara Cook

  Mother
• 
  Michael Nunes

  Li'l Bee