What director has 2004-03-31 as the release date, with daffy (as duck dodgers) as the character?
CREATE TABLE "planned_for_theatrical_release_but_never" (
  "title" text,
  "series" text,
  "director" text,
  "characters" text,
  "release_date" text
);
SELECT "director" FROM "planned_for_theatrical_release_but_never" WHERE "release_date"='2004-03-31' AND "characters"='daffy (as duck dodgers)';