| Cast list | | Jodi Benson | as | Thumbelina (voice) | | Gino Conforti | as | Jacquimo (voice) | | Barbara Cook | as | Mother (voice) | | Will Ryan | as | Hero (voice) | | June Foray | as | Queen Tabitha (voice) | | Kenneth Mars | as | King Colbert (voice) | | Gary Imhoff | as | Prince Cornelius (voice) | | Joe Lynch | as | Grundel (voice) | | Charo | as | Mrs. Toad (voice) | | Danny Mann | as | Mozo (voice) | | Loren Lester | as | Gringo (voice) | | Kendall Cunningham | as | Baby Bug (voice) | | Tawny Sunshine Glover | as | Gnatty (voice) | | Michael Nunes | as | Li'l Bee (voice) | | Gilbert Gottfried | as | Mr. Beetle (voice) |
| | Crew list: | | Don Bluth (Director) | | Gary Goldman (Director) | | Hans Christian Andersen (Writer) | | Don Bluth (Writer) |
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