| Name | Character | Episodes |
|---|---|---|
| Stanley Tucci | Mish Mosh (voice) | 52 |
| Gemma Arterton | Mona Lisa (voice) | 52 |
| Julie Walters | Mrs. Moley (voice) | 52 |
| Warwick Davis | Moley (voice) | 52 |
| Charles Dance | Mr. Moley (voice) | 52 |
| Jessica Henwick | Dotty (voice) | 52 |
| Richard E. Grant | The Gardener (voice) | 52 |
| Togo Igawa | Mystic Mole (voice) | 52 |