Tonight, Emerald City—NBC’s long-awaited re-imagining of The Wizard Of Oz—finally premieres. The 10-episode first season, directed by the visually-creative Tarsem Singh (The Cell, The Fall, Immortals, Mirror Mirror, Self/less), kicks off with a double-episode premiere. This darker retelling of the classic tale finds 20-year-old doctor Dorothy Gale (Adria Arjona, True Detective) swept into a tornado …