Alba de América
Kingdom of Castile, the late fifteenth century. The film chronicles the events that Cristóbal Colón lived (Antonio Vilar) from their stay in the Convent of La Rabida, his meeting with the Catholic Monarchs and, above all, the great odyssey that led to cross the Atlantic and reach the shores of America (1492), thus beginning a new era in the history of mankind.
Starring António Vilar, María Martín, José Suárez, Virgílio Teixeira, Virgilio Teixeira, Manuel Luna, Eduardo Fajardo, Jesús Tordesillas, Ana María Custodio, José Marco Davó
Watch "Alba de América" on FlixOlè released in 1951. It's a drama and history movie, and has a rating of 5.4 out of 10 from Imdb which is fairly okay for this kind of movie.