Hercules saves a woman named Telca from a lion and arrives in triumph in her village.

Hercules seeks help from a witch who gives him a spear that will kill the dragon but wants the same tooth as her reward.

In Hercules' absence Telca's village has been pillaged and all the survivors –save Babar, the comedy relief – are taken as prisoners to the Demulus, a tribe that lives inside a mountain and eats the hearts of their prisoners.

From contemporary reviews, an anonymous review in The Monthly Film Bulletin noted that "the sloth-like hero belongs to the more dim-witted school of muscle-men, so that it takes a companion, in the shape of a comically cowardly assistant to demonstrate by contrast the heroic stature of Hercules.

"[1] The review noted "there is some modestly colourful spectacle in the scenes of the underground city and its destruction by lava.