The inmates do seem to be running the asylum these days.
In the episode they had one chance to kill the boy and they chickened out.
Several Twilight Zone guest stars, including Bill Mumy, remarked that their episode made them iconic for decades.
Telly Savalas, even after his hit show Kojak, was still getting questions about ‘Talking Tina’ (ep: Living Doll) by people who got nightmares from that episode.
William Shatner, “Nightmare at 20,000 Feet”, one of the most parodied episodes.