Who Is That Masked Man?

Who Is That Masked Man is the thirteenth episode of season four of Elementary. It first aired on CBS on the 25th February, 2016.
== Summary ==
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. 
== Plot ==
== Cast ==
=== Regular ===
* Jonny Lee Miller - Sherlock Holmes
* Lucy Liu - Joan Watson
* Aidan Quinn - Captain Thomas Gregson
* Jon Michael Hill - Detective Marcus Bell
=== Recurring ===
* John Noble - Morland Holmes
* Jordan Gelber - ME Hawes
* Monique Gabriela Curnen - Detective Gina Cortes
=== Guest ===
* Elizabeth Sung - Bai May-Lung
* Eddie Korbich - Sven Eklund
* Joe Mazzello - Griffin
* James Hong - Meng Zhou
* Tzi Ma - Xi Hai Ching
* Kevin Kilner - Michael Haas
* Charlotte Bydwell - Soleil
== Season Three Navigation ==
de:Wer ist der maskierte Mann?
es:Who Is That Masked Man
Category:Elementary: Season 4