When Did Mary Morstan Die

She is eventually killed off in “The Six Thatchers” of Series 4, some months after having given birth to John Watson’s baby.

Does Mary Morstan die in the books?

Mary Morstan is mentioned in passing in “The Adventure of the Crooked Man” and “The Boscombe Valley Mystery”, but by the time of “The Adventure of the Norwood Builder” (after Holmes’s return) Mary Morstan has died and Watson has returned to his former lodgings in Baker Street. Her cause of death is never mentioned.

What episode does Mary die in Sherlock?

After that, the relationship between John and Mary was fractured, and while they tried to work on it after their daughter was born, Mary’s past caught up with her, and in season 4’s episode “The Six Thatchers”, Vivian Norbury shot at Sherlock, but Mary jumped in the way and took the bullet – and this happened in front …