The town of San Felipe is plagued by robberies. Two Federal Agents are sent to investigate the major suspect, a local landowner. One agent works on his ranch, the other becomes his daughter's fiance.

Curious noises in the Arabian desert signal an attack by bizarre phantom-like raiders of gold who are in search of their Queen. A relocated Hercules arrives on the scene and sets off to find a kidnapped Nomad princess. He follows her abductors past the Mountain of the Dead, through the City of the Phantoms, to a mysterious castle which turn out to be Atlantis. As if all this wasn't strange enough, Hercules will encounter gold-painted, blue body stocking-wearing, reanimated dead guys; female guards (who are killed if they taste the love of a man); a dying evil queen and her Ming the Merciless wanna-be sorcerer-scientist; and a torturous climax.

Shenandoah (Steffen) works his way into a band of highwaymen led by Rojo (Armando Calvo). His initiation consists of hunting down and killing a member of the gang who has 12 bullets while he is only given 2 bullets. When the bandits attempt to rob a wealthy rancher, whom Shenandoah knows, he warns him. The outlaws begin to suspect they were betrayed and commence to rough Shenandoah up. Shenandoah then reveals his true reason for joining the gang; one of them killed his wife and he is there for retribution.

Lawrence and Jane White are determined to find the man responsible for their father's murder. They suspect a number of people in the town of Owell Rock and hire a professional gunfighter to help them in their quest for vengeance... Source: SWDB www.spaghetti-western.net