Although Gregson (Aidan Quinn) isn't always a fan of Sherlock's methods, he respects Sherlock's results and has gone to bat for he and Joan throughout the years. Sherlock in turn has helped Gregson with a handful of personal crises.
Joan (Lucy Liu) has gone from being a surgeon to a sober companion to Sherlock's apprentice to his partner. She also serves as the expert on all things Sherlock, explaining his quirks to the world.
Sherlock (Jonny Lee Miller) has his flaws, starting out as a recovering addict. In Season 6, he begins by dealing with a medical condition. But he's always been about the work, solving crimes as a consultant for the NYPD.
A familiar face leads to surprising consequences on the season finale of Elementary. "Hurt Me, Hurt You" is the 25th episode of the show's fifth season.
A reality show contestant is murdered and Holmes and Watson investigate on Elementary. "Moving Targets" is the 23rd episode of the show's fifth season.
Holmes and Watson investigate the death of a magician on Elementary. "The Art of Sleights and Deception" is the 21st episode of the show's fifth season.
Detective Marcus Bell needs Holmes and Watson's help on a case on Elementary. "The Ballad of Lady Frances" is the 18th episode of the show's fifth season.
Joan and Kitty work together to prove a string of murders is connected to an old case on Elementary. "Fidelity" is the 17th episode of the show's fifth season.