“Harry Potter” alum Rupert Grint looks lost in a haunted forest in a scene tease from “Dreams in the Witch House,” which also stars Ismael Cruz-Cordova (aka Arondir from “Lord of the Rings: The Rings of Power”), DJ Qualls, Nia Vardalos and Tenika Davis. That episode is written by Mika Watkins, based on a short story by H.P. Lovecraft and directed by “Twilight’s” Catherine Hardwicke.“Pickman’s Model” stars Ben Barnes, Crispin Glover and Oriana Leman in an episode based on another short story from Lovecraft, written this time by Lee Patterson.