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

In a remote village in occupied Europe, the SS pursue their inhuman treatment of captured partisans in efforts to force them to betray their comrades.... while Fraulein Krast, a sadistic biologist, concentrates her efforts on the womenfolk with refined tortures and humiliation, leaving them to the mercy of a sex-crazed half-man, half-beast she has created with experimental injections.... And as advancing Allied forces approach the village, Krast herself becomes a victim of her own fiendish rituals....

Hercules, a semi-divine being, squares off against King Minos, who is attempting to use science to gain power and take over the world. With the help of a benevolent sorceress, Circe, Hercules tries to save his beloved Cassiopeia from being sacrificed by Minos, and struggles against laser-breathing creatures and an evil sorceress.