Control Voice: (Closing Narration) Increasingly, modern science pursues powers traditionally reserved for the Almighty. But those who encroach upon the province of the gods realize too late that the price for entrance... is destruction.
Lloyd Bridges is credited as "Special Guest Appearance".
Although this is the series premiere, it was actually the fourth episode filmed.
A clip of this episode is featured in the episode "The Voice of Reason".
This two-parter features three generations of the Bridges family: Lloyd Bridges (Colonel Kress), Beau Bridges (Simon Kress) and Dylan Bridges (Josh Kress).
This episode is based on the short story "Sandkings" by George R. R. Martin. The story was first published in Omni (August, 1979).
The is episode was part of a two hour series premiere.