The Galaxy Trio is summoned to investigate when tiny creatures are made large by the evil scientist Growliath.
| Name | Type | Role | |
|---|---|---|---|
| Neal Barbera | Writer | ||
| Phil Hahn | Writer | ||
| Jack Hanrahan | Writer | ||
| John Stephenson | Guest Star | ||
| Virginia Eiler | Guest Star | ||
| William Hanna | Director | ||
| Joseph Barbera | Director |