When it comes to the best characterization of Sherlock Holmes, we confess to always having been Jeremy Brett fans, but, Benedict Cumberbatch has challenged this devotion with every season. Season Four may tip us over the edge now that we’ve learned that a canine companion has been added to the series. The next season will have just three episodes (boo, hiss), and for more news about the season, you can read this article from which the photo at the right comes, but be warned that it comes with a “spoiler alert.”