The Neptune Society will christen its new hot air balloon for an expedition to the center of the very Earth!
| Name | Type | Role | |
|---|---|---|---|
| Josephine McAdam | Guest Star | Isla MacGregor | |
| Zach Reino | Guest Star | Quincy Ferrymore | |
| Clare Grant | Guest Star | Valda LaBeau | |
| Andrew Orvedahl | Guest Star | Ian Pembley | |
| Becca Scott | Guest Star | Helen Klein |