A scientist and a gang that has kidnapped a rich heiress come up against a beautiful but lethal alien who has crash-landed her spaceship on Earth.
| Actor | Role |
|---|---|
 Robert ClarkeDick Cutler | Dick Cutler |
 Kenne DuncanNat Burdell | Nat Burdell |
| SShirley KilpatrickThe She-Monster | The She-Monster |
| MMarilyn HarveyMargaret Chaffee | Margaret Chaffee |
| JJeanne TatumEsther Malone | Esther Malone |
 Ewing Miles BrownBrad Conley | Brad Conley |
| SScott DouglasNarrator | Narrator |
| AAl AvalonNarrator | Narrator |