Rodrigo Díaz de Vivar, “Mio Cid”, is in love with Jimena, but the Count of Oviedo, his father, challenges him to a duel and is killed. He before him curses Rodrigo, that if he marries Jimena, he will lose his manly faculties. And, in fact, when he gets married, Rodrigo becomes effeminate.

Ángel Cristo
as Rodrigo Díaz de Vivar

Carmen Maura
as Jimena

Manolo Gómez Bur
as Emir de Zaragoza

Paquita Rico
as Doña Urraca

Azucena Hernández
as

Pepe Da Rosa
as Ben Yusuf IV, el Cachondo

Luis Varela
as Alfonso

Luis Escobar
as Fernando de Castilla

Adriana Vega
as Paquita

Rafaela Aparicio
as Madre de Rodrigo