What was the title of the episode that aired on October 7, 1965?
CREATE TABLE "table1_25046766_3" (
  "episode_no" text,
  "prod_no" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_airdate_uk" text
);
SELECT "title" FROM "table1_25046766_3" WHERE "original_airdate_uk"='October 7, 1965';