Sherlock Series 4 Trailer; Stars Benedict Cumberbatch
Sherlock series 4 premiers January 1, 2017 with the first episode, "The Six Thatchers," which is based on the original Sir Arthur Conan Doyle 1904 story "The Adventure of the Six Napoleons." Sherlock will also air on PBS Masterpiece.
Sherlock Holmes and Dr John Watson's adventures in 21st Century London. A thrilling, funny, fast-paced contemporary reimagining of the Arthur Conan Doyle classic. Made by Hartswood Films. Sherlock is written by Steven Moffat, Mark Gatiss and Stephen Thompson and also stars Gatiss, Louise Brealey, Rupert Graves, Una Stubbs, Andrew Scott and Amanda Abbington.