Though Genghis Khan eventually sought peace with the West, his death in 1227 AD puts into power his three war-like sons: Sayan, Susdal, and Kin Khan. These sons quickly overrun the city of Tuleda and take prisoner Princess Bianca, though young Prince Alessio escapes. Hercules comes to the rescue of Bianca, winning her freedom in a tournament in exchange for becoming a slave himself. Forces from the West soon come to re-take Tuleda and Hercules -- freed from his bonds -- helps to dispatch Genghis Khan's three sons while again saving Bianca and reuniting her with her young brother.

A hero saves a beautiful young princess from a forced marriage to an evil villain.

Four muscular heroes fight the evil ruler of an oppressed people.

A fabulous land of green pastures is protected from invasion by the mysterious Valley of the Thundering Echo. Queen Farida draws together the desert tribes to conquer the land, even though a prophecy has promised the land to the Gameli tribe. The Gameli journey to the Silver Temple, where the High Priest summons the legendary Maciste from the mountain rock to defeat their enemies and guide them to their promised land.

Four sailors are off duty in Barcelona. Capo Campana ordered them to remain together when in the city. But Mario, one of them, falls for Manuela and leaves the other three.

Whitaker Selby, Lester Kato, and Etienne Devereaux, three eccentric gunmen, discover they are brothers. Their father left them all a mine located in Laredo, Texas. But they discover that Julius Caesar Fuller, the town's greedy landowner (who fancies himself Caesar) has taken control of their mine. They band together to fight Caesar and his black clad gunmen to repossess their mine and avenge their father.

Zorro fights Napoleon's army to help the King of Spain.

The clash between two detectives and a crook.