When Sherlock's brother Mycroft makes a surprise return to New York, his motivations cause discord between Sherlock and Joan. Meanwhile, a missing person case takes Sherlock and Joan inside the world of unmanned aeronautics.
Episode rating
Cast of episode
75
24
1
- Dr. Joan Watson
- Sherlock Holmes
- Detective Marcus Bell
- Captain Thomas Gregson
- Mycroft Holmes
- Dr. Paul Sutherland
- Marchef
- Kenneth Carlson
- Drug Dealer
- Guillaume de Soto
- Tess Dahl
- Ms. Hudson
- Ellen Pierce
- Moderator
- UI Aeronautics Receptionist
- Katherine
- Russian Girl