Watch Mark Gatiss: A Study in Sherlock (2016) : Full Movies Free Streaming Online Mark Gatiss, who co-created "Sherlock" and plays Mycroft Holmes, discusses the show with Benedict Cumberbatch, Martin Freeman, and others in the cast.
Released: Jan 11, 2016
Subtitle:
ETC
Runtime: 28 minutes
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Stars: Mark Gatiss, Benedict Cumberbatch, Martin Freeman, Una Stubbs, Rupert Graves, Steven Moffat