Watch: 'Sherlock' Season 4 trailer #1.
Another gift of 2016 Comic-Con this past weekend, has been the first trailer for Benedict Cumberbatch and Martin Freeman’s Season 4 of 'Sherlock' - expected to be out sometime next year.
Watch the trailer below, as well as an amusing 'behind-the-scenes' video of how it was decided which cast-members got to attend Comic-Con...