Who is the actor required when Edna Stricken is the FlatSpin actor?
CREATE TABLE "characters" (
  "actor_in_original_production" text,
  "actor_required" text,
  "game_plan" text,
  "flat_spin" text,
  "role_play" text
);
SELECT "actor_required" FROM "characters" WHERE "flat_spin"='edna stricken';