Creatures attack a rancher and his family.
| Name | Type | Role | |
|---|---|---|---|
| Donald L. Gold | Writer | ||
| Lester William Berke | Writer | ||
| Virginia Gregg | Guest Star | Greta Marshall | |
| Leif Erickson | Guest Star | Frederick Carlson | |
| Malachi Throne | Guest Star | Dr. Forrest | |
| Ezra Stone | Guest Star | Prof. Hollander | |
| Robert Leeds | Director |