After he accidentally sparked a revolution against Gretsch, the bossy diva-owl who has banned all music from his town, a teenage squirrel named Wirral embarks on an extraordinary journey to set music free.
| Actor | Role |
|---|---|
 Himesh PatelWirral (voice) | Wirral (voice) |
 Céline DionSugartail (voice) | Sugartail (voice) |
 Hannah WaddinghamGretsch (voice) | Gretsch (voice) |
 Paul McCartneyMcKenzie (voice) | McKenzie (voice) |
 Idris ElbaBarrel (voice) | Barrel (voice) |
 Lionel RichieGladstone (voice) | Gladstone (voice) |
 Ringo StarrRoy (voice) | Roy (voice) |
 Jimmy FallonFroggo (voice) | Froggo (voice) |
 Clémence PoésyDoris (voice) | Doris (voice) |
 Pom KlementieffMina (voice) | Mina (voice) |
 Alain ChabatBigsby (voice) | Bigsby (voice) |