"Some robot from The Twilight Zone" was how Jessica Willamy described a Cyberman upon her first encounter with the metallic species in San Francisco in January 1967. She then added that, unlike the robots of The Twilight Zone, "this one made [her] scared." (PROSE: Wonderland)
After finding that Susan Foreman and her grandfather, the First Doctor, were not from Earth in April 1963, John Brent could not help but to make a comparison numerous times to The Twilight Zone, which was evidently popular in the 1960s. (PROSE: Time and Relative)
When the Memory offered Peri Brown her only chance of survival from drowning — becoming its god — she described her way out as "clear as the sign-post for the Twilight Zone, always so helpfully pointed out by Rod Serling, but less inviting." (PROSE: Shell Shock)
Behind the scenes
The Twilight Zone's pilot episode was produced as a episode of Westinghouse Desilu Playhouse.
Jean Marsh played an android in The Twilight Zone's first season. Terence de Marney played a gamber in season 3.