Welcome Mr. Marshall! is a Spanish comedy film set in the 1950s. The story revolves around the fictional Spanish town, Villar del Río, which eagerly awaits the visit of American officials who are expected to provide financial aid through the Marshall Plan. The excitement and preparations in the town take unexpected turns as the locals try to impress the Americans and showcase their exaggerated ideas of American culture. The film hilariously portrays the clash of stereotypes, highlighting the absurdity of certain cultural expectations. Through comedic situations and lively characters, Welcome Mr. Marshall! provides a humorous critique of Spanish society and its aspirations during that time.

In the late nineteenth century, Miguel Velasco, the son of a wealthy Spanish immigrant established in Mexico, comes to Madrid, where he falls in love with Celia, a chorus girl working at the Apollo theater.

In a village in the mountains of Urbión, brothers John and Martin, driven by greed and abetted by Candelas, Martin's wife, kill his father and sink the body in the Black Lagoon. His wife and one daughter of the victim does not know anything. In the village would get missing. However, from now weigh a curse on the land for which they have committed the crime, predicting each year misfortunes and bad harvests.

Barcelona, Spain. A young man is murdered in the middle of the street in front of the police headquarters. Miguel and Marcial, two agents of the Criminal Brigade in charge of the investigation, find in the victim's room a newspaper where a cryptic classified ad appears.

It is the story of two brothers who have rented a boat to survive. Juan Ramón sings like an angel and an entrepreneur decides to take him to Madrid to succeed.

A newly remarried widow is accused of having murdered her first husband, who died from arsenical poisoning. Being her present husband a lawyer he takes charge of her defense.

Father Santiago Hernández, a Spanish missionary, arrives in Kattinga, India, to replace Father Daniel, who is seriously ill.

Hector Pelegrin, an unsuccessful insurance agent is admitted to the prestigious school Ferran as a gym teacher. The only problem is that he completely lacks the necessary skills for the job. He organizes a game between the football team at his school and another center, a historic rival, resulting in a surprise full of humorous criticism to our society. Pelegrin tries to convince everyone that football is just a sport

The strange disappearance of the dogs of his neighbors leads Juan to investigate the case on his own. It ends up finding out that the author of the robberies is a young woman called Eloísa, the cocky daughter of a scientist who uses dogs to create an antidote against sleep. Juan and Eloísa fall in love, but he will ask her to leave her luxurious mansion to live only with his salary.

A poor composer sells his songs to a music publisher who attributes them to his son, who sells them to a famous singer. Seeking the son, the musician's daughter will unexpectedly find a job as secretary to the singer, disguised as an unattractive and authoritative woman who effectively controls his careless lifestyle.

Miguel, a young adventurer with a good social position, flees his home to prevent his marriage qith a woman chosen by his family. In their flight is hidden in a gypsy caravan merchants. There he meets Rocío, a beautiful young woman with an extraordinary voice. Michael will be involved in the events of the troupe and incorporated into the show, going from town to town.

In the biography of John of Austria the Spanish hero of Flanders, brother of Philip II, as an argument, the tape is a praise of Spain Emperor Charles V and the values ​​of Franco.

A young woman of wealthy class rejects the world that surrounds her and dies, but in her wake a shaman resuscitates her. She is dedicated to transgressing all the rules of her society. In the end a strange character offers him a flower and they both love each other.

An orphan, taken in at the home of unscrupulous people who intend to use her in a shady business, flees with her cat and her canary. Accustomed by necessity, she enters a dressmaker's house with the intention of stealing, but the treatment she is given makes her give up her efforts. However, when she leaves the object she had stolen, a servant discovers it and denounces her. When Nena knows the situation of the girl, she welcomes her as a maid. The orphan will help the mistress of the house to solve her emotional problems.

The rich heiress of an emigrant lives a season of retreat and rest in the Asturian village from which her father left as a child. The experiences that await him will mark his destiny.