Host review: Zoom calls will never be the same after watching this scare-fest Host, which is shot entirely indoors, the makers manage to get the necessary spine-chilling moments with an apt storyline, a perfect background score, and above all, the unique look of it being a Zoom call Horror is one genre that Hollywood filmmakers have sort of mastered the art of. Even with a small film like Host, which is shot entirely indoors, they manage to get the necessary spine-chilling moments with an apt storyline, a perfect background score, and above all, the unique look of it being a Zoom call. Masterstroke!