The Galaxy Trio investigate a beam from the formerly peaceful planet Aqueous, which is melting the Earth's icecaps.
| Name | Type | Role | |
|---|---|---|---|
| Jack Hanrahan | Writer | ||
| Neal Barbera | Writer | ||
| Phil Hahn | Writer | ||
| Vic Perrin | Guest Star | ||
| William Hanna | Director | ||
| Joseph Barbera | Director |