This image released by Disney+ shows Aubrey Plaza, as Rio Vidal, in Marvel Television's "Agatha All Along."

As she reprises her role as the witch everyone loves to hate, Kathryn Hahn says it "makes total sense" she's continuing the story.

The "Agatha All Along" star, who first introduced Agatha Harkness to the world in the hit 2021 Marvel series "WandaVision," said the rich complexity of her character excites her.