Marc Malkin Senior Film Awards, Events & Lifestyle Editor [SPOILER ALERT: This story contains spoilers specific to Marielle Heller’s character, Alma Wheatley, in “The Queen’s Gambit.”]Marielle Heller insists she never imagined that “The Queen’s Gambit” would be such a huge hit.“I had no idea how the chess was going to play out,” Heller, who plays Alma Wheatley, the mother of a 1950s female chess prodigy (Anya Taylor-Joy), in the Netflix series, says on today’s episode of the Variety and iHeart