
Antonio Torres, a serious singer of Spanish popular music, and Bárbara, a vivacious yé-yé singer, face off in a chaotic contest promoted by Rodolfo Sicilia, an overworked publicist.
Bárbara

Antonio Torres

Rodolfo Sicilia

Rosarito

Braulio

Contest Announcer

Gosálvez

Police Commissioner

Michel

Carlos
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Narrator (voice) (uncredited)

Radio Announcer (uncredited)