
Mark Gatiss on Filming Episode 1
Clip: Season 4 Episode 1 | 52s
Sherlock Writer/Co-Creator Mark Gatiss on filming Season 4, Episode 1 of Sherlock.
Sherlock Writer/Co-Creator Mark Gatiss on filming Season 4, Episode 1 of Sherlock. Season 4 continues Sunday, January 8th, 2017 at 9/8c on MASTERPIECE on PBS. #SherlockPBS
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback
Funding for MASTERPIECE is provided by Viking and Raymond James with additional support from public television viewers and contributors to The MASTERPIECE Trust, created to help ensure the series’ future.

Mark Gatiss on Filming Episode 1
Clip: Season 4 Episode 1 | 52s
Sherlock Writer/Co-Creator Mark Gatiss on filming Season 4, Episode 1 of Sherlock. Season 4 continues Sunday, January 8th, 2017 at 9/8c on MASTERPIECE on PBS. #SherlockPBS
Problems playing video? | Closed Captioning Feedback
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Funding for MASTERPIECE is provided by Viking and Raymond James with additional support from public television viewers and contributors to The MASTERPIECE Trust, created to help ensure the series’ future.


















