The Mechanical Monsters
Superman battles a criminal mastermind and his robot army.
| Actor | Role |
|---|---|
 Bud CollyerClark Kent / Superman / Scientist (voice) (uncredited) | Clark Kent / Superman / Scientist (voice) (uncredited) |
 Joan AlexanderLois Lane (voice) (uncredited) | Lois Lane (voice) (uncredited) |
 Jackson BeckNarrator (voice) (uncredited) | Narrator (voice) (uncredited) |