CREATE TABLE table_28380 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by:" TEXT, "Original air date" TEXT)

Who are all writers with original air date of October 23, 1996?
SELECT "Written by:" FROM table_28380 WHERE "Original air date" = 'October 23, 1996'
SELECT "Written by:" FROM "table_28380" WHERE "Original air date" = 'October 23, 1996'