Twilight Episode 1 Page

It is revealed that Mike is actually an astronaut trainee in an isolation booth, undergoing a psychological stress test to see how he would handle the solitude of a solo space mission. Key Elements & Quotes

14 Great Twilight Zone “Message” episodes | The Schadendude Twilight Episode 1

"There is a sixth dimension beyond that which is known to man... It is the middle ground between light and shadow—between man's grasp and his reach... This is the dimension of imagination. It is an area that might be called the ." Closing Narration It is revealed that Mike is actually an

An earlier, unaired pilot titled "The Happy Place" was considered too dark and was scrapped in favor of "Where Is Everybody?". This is the dimension of imagination

"Up there... is an enemy known as isolation. It sits there in the stars waiting... with the patience of eons... in the Twilight Zone."

The episode is famous for introducing the original "sixth dimension" narration, which differs slightly from the more famous versions used in later seasons.