Carlos Arévalo

Luis and Miguel are friends since childhood. At the beginning of the film, their families with other Spanish citizens attend in Madrid to a parade of Spanish troops ready to send to the colonial war in North Africa (Morocco). Miguel's father criticizes the decision of the Spanish government. The attitude of Luisa's family is different and a little Luisa affirms than the soldiers must revenge the dead. Years later, Miguel y Luisa are engaged but there are some difficulties in their relationship. (imdb)

An oil executive (Lex Barker) is forced to travel to Morocco to investigate the murder of one of his employees. While there, he tries to find a valuable microfilm (which points out the location of large oil deposits) but begins to realize that others are looking for it also. (allmovie.com)