The Mad Scientist threatens to use his Electrothanasia-Ray to cause "total destruction" to the fools who had laughed at him. Lois Lane pilots an airplane to his mountaintop laboratory, but The Scientist has her bound and gagged before she knows it. He forces her to watch on a television screen as...

Superman battles a criminal mastermind and his robot army.

Superman battles train robbers seeking to steal a billion dollars worth of gold.

While Clark and Lois are reviewing a circus, "Gigantic" the gorilla escapes and endangers Lois. In the resulting chaos, other dangerous animals escape also. A job for Superman?

Superman must face the threat of an erupting volcano.

Superman versus a fanatical extortionist with an earthquake machine.

When police interfere with a reckless scientist's experiment, it creates a deadly meteor shower only Superman can stop.

Superman versus extortionists with a super-powerful rocket car.

Superman versus a thawed-out Tyrannosaurus.

While investigating an Egyptologist's mysterious death, Superman must battle dangerous mummies.

Superman versus saboteurs at the Metropolis Munitions Plant.

While Clark Kent is in wartime Japan, Superman becomes a saboteur.

Oh no! A crook dressed as Superman commits a series of robberies. The real Superman must work fast to counter the bad publicity.