When Holmes' investigation into the attempt on Morland's life pushes their strained relationship to the breaking point, the identity of Sherlock's mother is revealed. Also, when three gang members are murdered, Holmes and Watson are amazed when an elderly woman emerges as their prime suspect.
Did You Know?
In the opening scene, Soleil (Charlotte Bydwell) makes a comment to Joan (Lucy Liu) about resorting to watching The Creature From the Black Lagoon because her "favorite tv show was preempted by hockey." This is in reference to Elementary commonly having having their time slot pushed back due to regionally televised NHL games in the US. See more
On the records from the rehab center, Sherlock's mother's name is listed as May Holmes and her marital status is "Engaged to be Married". If she were not yet married to Sherlock's father, then her last name wouldn't be Holmes yet. See more