Caroline Morahan and 'Sons of Anarchy' vet Glenn Keogh will portray Queen Elinor and King Fergus in the Nov. 15 two-hour episode. By Marisa Roffman Once Upon a Time is adding a touch of royalty.

Once Upon a Time was surprisingly popular, largely thanks to its colorful collection of characters. Reinventing classic fairy tales under a modern eye but keeping the wholesome magic that made them ...