Tom, Huck and Becky fly in a balloon to a Prehistoric valley. A spear throwing tribe are at war with a rock throwing tribe. Becky tries to stop this useless war, but the three are captured by a mountain tribe. They make their escape after disposing of the mountain chieftain.
| Name | Type | Role | |
|---|---|---|---|
| David Duncan | Writer | ||
| Hollingsworth Morse | Director |