The first TV generation knew her primarily as Endora, Samantha’s witchly mother on the ABC Sixties sitcom Bewitched. But Agnes Moorehead had quite a career before that, in TV (a silent role in one of my favorite episodes of The Twilight Zone) and in the movies. Tonight at midnight ET, for example, you can see her in a low-budget horror classic, 1964’s Hush… Hush, Sweet Charlotte. And earlier, you can see her in not one, but two, of Orson Welles’ cinematic masterpieces. A