The Keaton television appearance most germane to the topic at hand occurred in The Twilight Zone, in an episode entitled “Once Upon a Time” telecast on December 15, 1961.

Season 3, episode 13, "Once Upon a Time" stars silent film star and comedy icon, Buster Keaton, as an elderly man, Woodrow Mulligan, who lives in the quiet town of Harmony, New York in 1890. When ...