Universe

Humans occupy the lower decks of a space ark; mutants control the upper decks. But is there life beyond? Based on a story by Robert Heinlein, this episode of Dimension X originally aired on August 2, 1951.

Requiem

A dying tycoon wants to live out his final days on the Moon. Based on a story by Robert Heinlein, this episode of Dimension X originally aired on September 22, 1951.

The Green Hills of Earth

Based on Robert Heinlein's classic story of "Noisy" Rhysling, a blind space-traveling singer who longs to return to Earth, this episode of X Minus One originally aired on July 7, 1955.

The Roads Must Roll

Engineers create conveyor-belt-like roads, the only way to keep the congested future moving. But now a strike is shutting it all down. Based on a story by Robert Heinlein, this episode of X Minus One originally aired on January 4, 1956.

Featuring "adventures in time and space told in future tense", Dimension X aired over NBC from April 8, 1950, through September 29, 1951. The series adapted stories by the modern masters of science fiction, including Ray Bradbury, Robert Heinlein, Clifford Simak, Theodore Sturgeon, and many others.

X Minus One premiered in April 1955 on NBC and ran until January 1958. Like its predecessor series, Dimension X, X Minus One featured stories by the greatest names in modern science fiction: Ray Bradbury, Robert Heinlein, Clifford Simak, Robert Bloch, and many more.