After setting up Dr. Jekyll and Mr. Hyde to be a potential major storyline in season 6 of Once Upon a Time, their storyline took a every different turn in episode 4.

'Once Upon a Time' recap: Dr ... Once Upon a Time” episode, and had long been a perplexing puzzle to those of us trying to figure out who all of Storybrooke’s residents are. Dr. Jekyll ...

My guesses: Dr. Jekyll and Mr. Hyde, Captain Nemo, Jane Eyre, Sherlock Holmes (if they can get Benedict Cumberbatch — see that Jack Sparrow link), Dracula, Dorian Gray, the Phantom of the Opera ...

Dr. Jekyll has rolled into Storybrooke. ... Because Once Upon a Time comes back in the fall. And gosh, our favorite fairy tale characters now have the Evil Queen AND Mr. Hyde to contend with.

On Once Upon a Time Season 6 Episode 4, Mary Margaret returned to the classroom, ... Dr. Jekyll and Mr. Hyde have exited the story just as quickly as they came into it.

Dr. Whale’s electrifying identity is finally revealed, as Once Upon a Time opens a whole new door.

'Once Upon a Time' recap: Season 6, Episode 4. ... Mary says she cares a lot about Dr. Jekyll but could never be with him because he’s too attached to science and not to passion.

‘Once Upon a Time’: 12 Burning Questions for Season 6. ... (Greg Germann) as well as Robin Hood (Sean Maguire) — plus a visit to the Land of Untold Stories with Dr. Jekyll ...

The end of the fifth season of “Once Upon a Time” came in a two-hour special that took us out of Storybrooke, gave us a new uber villain, gave long speeches to Regina and Henry, and brought a ...