TV horror vs. movie horror: Guillermo del Toro on telling scary stories across different mediums

The latest movie by Guillermo del Toro is the genre-hopping “The Shape of Water,” which manages all at once to be a romance, an espionage thriller, a period story, a monster movie and even make time for a full-fledged musical number. His previous feature, “Crimson Peak,” was a gothic romance and...