Rod Serling considered this episode, which he wrote and which examines the subject of Nazism (National Socialism), to be the most important of the series.
Within a week after the telecast, Rod Serling and his staff reportedly received four thousand pieces of vitriolic hate mail.
Among a handful of TZ episodes to exclude the series title in the closing narration. Other episodes to do this include Jess-Belle (1963) (which had no closing narration at all), Long Live Walter Jameson (1960), On Thursday We Leave for Home (1963), and The Four of Us Are Dying (1960).
In the back of Peter Vollmer when he is speaking from the podium are large photos of Adolph Hitler and three of Hitler's highest ranking officers: Joseph Goebbels, Hermann Göring and Heinrich Himmler. The parallel is Peter Vollmer as a new Hitler, with three of his highest ranking officers standing behind him.
The episode's director Stuart Rosenberg would later direct Dennis Hopper in the classic film Cool Hand Luke (1967).