Por primera vez

A squad of young Cuban armed forces recruits are tasked with defending a strategic key north of Cuba. The fraught relationships between the young soldiers and the sergeant who leads them transform as they discover his human qualities during training and learn discipline in the harsh conditions of their post.

In an imaginary country in Latin America, a man asks for asylum in an embassy. Trickery, passion, and intrigue are the motives of his actions.

Five young Cubans, ex-revolutionaries, meet after years in Havana during a dancing carnival night.

This popular science film from the Popular Encyclopedia series consists of three stories: 1 – How a Newspaper Is Born (a popular account of the various stages of newspaper development and printing); 2 – "Reptiles" (about the different classes of reptiles and their characteristics); 3 – "Rubén Martínez Villena" (a biography of the poet and revolutionary Rubén Martínez Villena).

The first film in the Popular Encyclopedia series consists of three stories: 1 – Vision Defects (a popular explanation of nearsightedness and farsightedness); 2 – "Marine Fauna" (with a visit to the national aquarium); 3 – "How a Cartoon Is Made" (a brief description of the process of creating cartoons).