November 26, 2014 6:27 AM EST

Here’s the first promo image for the Sherlock one-off special. BBC released this look at Cumberbatch—looking a bit like a penguin—and co-star Martin Freeman all dressed up.

The special starts production in January and is expected to air in the U.K. sometime next year. The Sherlock team has also committed to an official fourth season.

This article originally appeared in


More Must-Read Stories From TIME

Contact us at

Read More From TIME
You May Also Like