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.
as Bárbara
as Antonio Torres
as Rodolfo Sicilia
as Rosarito
as Braulio
as Contest Announcer
as Gosálvez
as Police Commissioner
as Michel
as Carlos
as Narrator (voice) (uncredited)
as Radio Announcer (uncredited)
