NIGHTFALL: “Welcome to Homerville” — “Arguably the best episode of the entire series, ‘Welcome to Homerville’ was nominated for a 1980 ACTRA Award for best writing. On more than one occasion during my research, I ran into someone who remembered hearing this episode when it originally aired, or during one its runs on NPR Playhouse, and being scared to death by it. The secret is: don’t listen to it while driving at night!” —

MYSTERY THEATER: “The Horla” — “Today, the undisputed lord and master of the planet is man. Yet in the fullness of time, every victor is finally vanquished. Will WE, in our turn, also be conquered? Who waits to make of us what we have made of the animals?”