During the story "Evil of Frankenstein," actress B. DiNaccio really took an injection from a needle while lying on the laboratory table.
The house used in the "Astro Terror" story was already furnished with props from the 1950's. This story was inspired by Rod Serling's "Twilight Zone."
During the story "Astro Terror," Maple Street is mentioned a few times. The story was inspired by Rod Serling's Twilight Zone episode "The Monsters are due on Maple Street."