Follow the disappearance of the final Little Egg of the season in strange circumstances, leading Oona and her friends to embark on a race against time to try to save it before a big storm hits Puffin Rock and puts the island in danger.
| Directing | Jeremy Purcell | Director |
| Writing | Sara Daddy | Writer |
| Production | Paul Young | Producer |
| Production | Tomm Moore | Producer |
| Production | Nora Twomey | Producer |
| Production | John McDaid | Producer |
| Production | Fionnuala Deane | Producer |
| Directing | Lorraine Lordan | Assistant Director |
| Art | Fran Bravo | Art Direction |
| Art | Stefano Scapolan | Art Direction |
| Sound | Einar Tonsberg (Eberg) | Music |
| Crew | Lily Bernard | Creator |
| Crew | Tomm Moore | Creator |
| Crew | Paul Young | Creator |