Matilde Muñoz Sampedro

A group of tourists arrive to see the botanical gardens on a small island off the Italian coast. The only inhabitants of the island are the famous botanist Baron von Weser and his two faithful servants; all of the other residents fled after a series of mysterious deaths. When the car driven by the tourists' guide hits one of the baron's servants, von Weser explains that the death was due to a rare and incurable disease, not the accident. That night, the guide and Cora Robinson, one of the guests, are found murdered with all the blood drained from their bodies.

A couple having an affair strike a bicyclist with their car and do not offer aid out of fear of their relationship being exposed.

A secretary plans to rob her boss with the help of her gangster boyfriend and his gang, but a special agent attempts to stop them in their tracks.

Casablanca 1942. While French Police Chief Maurice Desjardins is busy having careless fun with some loose girls, members of the French Resistance kill a man at the harbor and steal his briefcase full of important documents from the Third Reich. At an apartment building in the distance, Andre Kuhn watches the whole operation through his powerful binoculars. He is posing as a businessman but actually working as a spy for the Germans a fact totally ignored by his live-in girlfriend Teresa Villar, a beautiful Spanish singer who works at El Dorado Night Club. Andre telephones Max von Stauffen, the head of German Intelligence in Casablanca, to inform him of what he has just witnessed. Max tells him to stay put until he arrives in order to get the information personally but, by the time he reaches Andres apartment, he finds him dead with a gun shot on his temple.

The arrival of Francis, who owns a factory of surgical material in New York, caused a real stir in a family composed by her grandfather, Pepe, the son, Jose, and grandson, Pepito. Pepito falls in love with her even though Francis consider him a child. But Don Jose is also in love with the American. This situation creates a difficult situation between parent and child, that Francis seeks to remedy returning to the United States. But the grandfather, Pepe, has the solution ...

Four stories about the arts of not getting married. Alfredo Landa performs the roles of a lawyer who has just finished his military service, a young marquis on his wedding day, a flirt and a soldier who deals with three girls at the same time.