Sherlock Season 4 Episode 1“The Six Thatchers”

BBC One · S4E1 · Aired January 1, 2017 · 90 min · ★ 7.3/10

While waiting for Moriarty to make good on his beyond-the-grave threat, Sherlock is intrigued by cases of vandalism where the criminal is breaking open busts of Margaret Thatcher. He soon discovers that the vandalism is tied to Mary's past.

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