An aging, skateboarding veterinarian Sir Billi goes above and beyond the call of duty fighting villainous policemen and powerful lairds in a battle to save an illegal fugitive - Bessie Boo the beaver!
| Actor | Role |
|---|---|
 Sean ConnerySir Billi (voice) | Sir Billi (voice) |
 Alan CummingGordon the Goat (voice) | Gordon the Goat (voice) |
 Miriam MargolyesBaroness Chantal McToff (voice) | Baroness Chantal McToff (voice) |
 Ruby WaxPatti Turner (voice) | Patti Turner (voice) |
 Patrick DoyleThe Admiral (voice) | The Admiral (voice) |
 Alex NortonButler / Baron McToff (voice) | Butler / Baron McToff (voice) |
 Ford KiernanOfficer McKenzie / Banjo Barry (voice) | Officer McKenzie / Banjo Barry (voice) |
 Greg HemphillOfficer McTavish (voice) | Officer McTavish (voice) |
 Barbara RaffertyBessie’s Mom | Bessie’s Mom |
 Chris Jai AlexGolf Player (voice) | Golf Player (voice) |