The Underground World

Superman has to save Lois Lane from a cult of hawk-people in an homage to Edgar Rice Burroughs's "At the Earth's Core".

• Seymour KneitelDirector

• Bud CollyerClark Kent / Superman (voice) (uncredited)
• Joan AlexanderLois Lane (voice) (uncredited)
• Jackson BeckNarrator / Henderson (voice) (uncredited)
• Julian NoaPerry White (voice) (uncredited)