Jaime and Chris get trapped in an underground pyramid with an alien sentinel who warns them that Earth faces imminent destruction.
| Name | Type | Role | |
|---|---|---|---|
| Margaret Armen | Writer | ||
| Alf Harris | Writer | ||
| Arthur Rowe | Writer | ||
| Lionel E. Siegel | Writer | ||
| Christopher Stone | Guest Star | ||
| Gavan O'Herlihy | Guest Star | ||
| Henry Kingi | Guest Star | ||
| June Barrett | Guest Star | ||
| Eduard Franz | Guest Star | ||
| Branscombe Richmond | Guest Star | ||
| Margaret Armen | Director | ||
| Alf Harris | Director | ||
| Barry Crane | Director |