“iZombie” star Rose McIver will be returning to the supernatural in CBS’ new single-camera comedy “Ghosts.” In it, McIver plays a freelance journalist who, along with her with her sous-chef husband, Ryan, inherits a haunted house filled with the spirits of the former inhabitants. ‘The Good Place’s Brandon Scott Jones has signed on the play a ” Isaac, a well-meaning but pompous militiaman who died of dysentery in the late 1700s.”