Sherlock: Fourth series confirmed

The creators of Sherlock have confirmed the hit BBC One drama will be back for a special in 2015, followed by a fourth series of three episodes. Starring Benedict Cumberbatch and Martin Freeman, the special will start filming in January with the series following later in 2015. The award-winning show is co-created by Steven Moffat and Mark Gatiss. Gatiss promised the new series would take Sherlock Holmes and John Watson "into deeper and darker water". continue