Lippert Pictures

When underground beings explore the surface world from a deep oil well and inadvertently cause a panic, only Superman can prevent a tragedy.

Scientists use a gigantic drilling machine for an expedition to the center of the earth.

When a plane carrying the daughter of a millionaire crashes in an African jungle, two pilots set out to collect the reward. They discover that she has become the goddess of a primitive tribe.

A gang of gunrunners is sought by both the Mexican Federales and the Yaqui Indians for different reasons - by the federal police to prevent the marauding tribes from preying on innocent farmers and by the Indians because the gunru...

Bob Brand is looking for a lost gold mine. Storm Cloud makes friends with Bob's son Bobby and to repay Bob for the help he gave the Indians, he gives a map locating the mine to the boy.