Caroline Framke Chief TV CriticAs far as hangout sitcoms go, throwing a misfit group of ghosts from completely different time periods together in one crumbling old house is a smart way to get new mileage out of a time-worn concept. It’s no wonder that CBS, by way of former “Zoey’s Extraordinary Playlist” producers Joe Port and Joe Wiseman, seized the opportunity to use this premise, which is as fantastical as it is economical.