A riddle-solving detective and his “crabby” sidekick are sent to Bubbletown when the Christmas coral tree goes missing from the friendly reef town.
| Actor | Role |
|---|---|
 KJ SchrockInspector McToothy (voice) | Inspector McToothy (voice) |
| KKelsey PainterNot-So Scary Christmas Henry / Grandma Harriet (voice) | Not-So Scary Christmas Henry / Grandma Harriet (voice) |
| LLizzy Carter-BurnsFizzy (voice) | Fizzy (voice) |
| AAngie McphersonJoy (voice) | Joy (voice) |
| GGina PlutoMuggles (voice) | Muggles (voice) |