Breaking the fourth wall in Doctor Whoisn’t a new thing, and several characters direct their attention to audiences on multiple occasions. In fact, some of the greatest Doctor Who episodes of all time feature a meta moment like this. It’s worth noting, however, that some of these instances aren’t on purpose. In the classic era, many of these are production errors, and in the modern era, episodes like “Sleep No More” appear to break the fourth wall, but are actually creative directional choices.