Juan Martin, a young boy from San Sebastian, decides to spend the summer in a remote hillside farmhouse to improve his Basque. But there he discovers that the language they use has little in common with his classroom learnings.
| Actor | Role |
|---|---|
 Mikel LosadaJuan Martin | Juan Martin |
| AAinere TolosaIxabel | Ixabel |
| JJuan Luis UgartemendiaFather | Father |
 Iñake IrastorzaGrandmother | Grandmother |
| MMireia GabilondoBego | Bego |
| IIñaki ZapirainTwin | Twin |
| XXabier ZapirainTwin | Twin |
| MMaite ArreseKoro | Koro |
| EEgoitz LasaTomas | Tomas |
 Ana ElordiIzaskun | Izaskun |
| CCarlos ZabalaJoxe Mari | Joxe Mari |
 Joseba ApaolazaPablo | Pablo |
| LLierni FresnedoMiren | Miren |
 Asier HormazaLuis-Koldo | Luis-Koldo |
| PPablo UrrizelkiAnjel Mari | Anjel Mari |
| AAintzane CrujeirasIone-Juanita | Ione-Juanita |
 Sara CózarRuth | Ruth |
 José Ramón SoroizPriest Peli | Priest Peli |
| AAnjel AlkainAfro | Afro |
 Patxi SantamaríaRobus | Robus |
| TTeresa CaloJoan Martin's mother | Joan Martin's mother |
 Isidoro FernándezJuan Martin's father | Juan Martin's father |