Based on the story "The Heroes of Yucca," The Invincible Six features a ragtag group of jewel thieves who become the unofficial guardians of a small Iranian village. When bandits attack the village, looking for the body of their former leader and his treasure map, the Invincible Six are there to save the day, wooing the local females and frustrating the new leader of the bandits.

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.

Police Commissioner Verrazzano (Luc Merenda) is visited by charming Giulia Medici (Janet Agren) who claims that her brother, banker Valter Medici didn't commit suicide but was murdered. The investigation leads Verrazzano to dark secrets of loan sharks.

A mighty hero battles the son of Satan and his evil witch ally to save a kingdom from being taken over by the duo.

Nebraska Clay kills a gang of outlaws in self-defense but is imprisoned for further investigation of the crime. While in jail he meets an outlaw named “Crazy Person” and escapes with him when his gang carries out a jailbreak.

Intrigue at the Roman Emperor's court prior to its destruction by Vesuvius.