When Aubrey Plaza was first announced as a dark witch in Agatha All Along, I thought, “That makes sense.” It was the same feeling for the actress who has dabbled in the dark arts, telling WSJ Magazine, “What’s better than playing in the witch-witchy worlds of witches?”

Aubrey Plaza arrived at the special premiere of “Agatha All Along” in a bewitching lace gown. The 40-year-old actress portrays a warrior witch, Rio Vidal, in the miniseries. And for the launch event,