| Name | Character | Episodes |
|---|---|---|
| Alexander Armstrong | Narrator (voice) | 206 |
| Ellie Goffe | Tadpoles (voice) | 1 |
| Grant Orchard | Mole (voice) / Rabbits (voice) | 1 |
| Grant Orchard | Frog (voice) | 1 |
| Grant Orchard | Squirrel (voice) | 1 |
| Grant Orchard | Mice (voice) | 1 |
| Grant Orchard | Robber Dog (voice) | 1 |
| Grant Orchard | Worm (voice) | 1 |
| Grant Orchard | Whooooo (voice) | 1 |
| Grant Orchard | Worm (voice) / Norrie's Mum (voice) / Norrie's Dad (voice) | 1 |
| Adam Longworth | Crab (voice) | 1 |