A group of kids tries to reach the Bifuoco Brazier before it runs out of fuel. During this race against time, they encounter some lightning-fast animals with whom they befriend and will never be separated again: they are the Smile and Go.
| Actor | Role |
|---|---|
 Dario PenneGiamus (voice) | Giamus (voice) |
 Domitilla D'AmicoPuffete (voice) | Puffete (voice) |
 Perla LiberatoriSciangri (voice) | Sciangri (voice) |
 Daniele RaffaeliNedeb (voice) | Nedeb (voice) |
 Davide PerinoYors (voice) | Yors (voice) |
 Monica WardNanna (voice) | Nanna (voice) |
 Ilaria LatiniCilli (voice) | Cilli (voice) |
 Monica BertolottiNadai (voice) | Nadai (voice) |
| AAlessio De FilippisNorves (voice) | Norves (voice) |
 Barbara PitottiNinno (voice) | Ninno (voice) |
 Alberto AngrisanoMeganò (voice) | Meganò (voice) |
 Nanni BaldiniSmilz (voice) | Smilz (voice) |