Dr. Cuto, the galaxy famous space explorer, brings a small lizard-like teratops to Earth, but when he exposes it to the air on Earth, it grows to a gigantic size. Johnny must stop the prehistoric monster before it completely destroys the city, but that proves to be difficult because the creature keeps changing size.
| Name | Type | Role | |
|---|---|---|---|
| Peter Fernandez | Writer | ||
| Sid Jacobson | Writer | ||
| Alan Riefe | Writer |