Arrow has been one of the torrent blockbusters with millions of downloads per episode. The current season is it fourth one and the earlier three had topped the torrents downloads list at one time or the other. The episode which is yet to be aired is being lapped by torrent lovers. Even though TV-show leaks are relatively rare, the fifth episode of Arrow was uploaded to public and private torrent sites a few hours ago. The source of the leak is unknown but a warning screen at the starts shows that it originates from a preview copy, which was sent out for review by Warner Bros. Television.