Joselito is the son of Colonel José de Alvear, Earl of Almond. When his heroic father dies in the colonies, the victim of a cholera epidemic, the child is held by her guardian and executor, his uncle Martin, who wants to take his fortune.
| Actor | Role |
|---|---|
 JoselitoJoselito Alvear | Joselito Alvear |
 Carlos LarrañagaTeniente Eduardo Aranda | Teniente Eduardo Aranda |
 María MahorTeresa, hija del corregidor | Teresa, hija del corregidor |
| TTomás BlancoDon Martín Alvear | Don Martín Alvear |
 Jesús TordesillasDon Esteban | Don Esteban |
 Fernando SanchoVinagre | Vinagre |
 Rafael López SomozaBuenafacha, jefe de la Banda del Cucú | Buenafacha, jefe de la Banda del Cucú |