Gregory West's method of working, by using a recorder which would later be transcribed by a secretary, was how Rod Serling produced all of his scripts, although he preferred to do his dictating while lounging beside his pool.
The trivia items below may give away important plot points.
Rod Serling's first on-screen appearance on "The Twilight Zone". Earlier, all his narration was in voiceover only. He would make many other appearances in subsequent seasons, though this was the only one where he interacted with the characters or appeared during the closing narration; all his other appearances were for the openings.