First look at the fourth series.
Jones will star in the second episode, directed by Nick Hurran.
The first of the three feature-length episodes will be directed by Rachel Talalay.
The verdict on the New Year special.
Latest trailer for the special.
Story details for the New Year’s Day special.
UPDATED: Sherlock and Watson are back on BBC1 New Year’s Day.
Updated with full trailer.
Video preview for the upcoming special.
Latest image for the special.