Omero Antonutti as Agustín Arenas

Sonsoles Aranguren as Estrella - 8 años

Icíar Bollaín as Estrella - 15 años

Lola Cardona as Julia

Rafaela Aparicio as Milagros

Aurore Clément as Irene Ríos / Laura

Maria Caro as Casilda

Francisco Merino as Enamorado

José Vivó as Camarero

Germaine Montero as Doña Rosario

José García Morilla as Chófer

María Massip as Estrella adulta (voice)

José Luis Fernández 'Pirri' as Carioco (voice) (uncredited)

Jesús Nieto as Agustín Arenas (voice) (uncredited)