CREATE TABLE table_14214 ("Title" TEXT, "Series" TEXT, "Director" TEXT, "Production Number" TEXT, "Release date" TEXT)

What is the Production Number of the Filmography in MM Series with a Release date of 1964-06-27?
SELECT "Production Number" FROM table_14214 WHERE "Series" = 'mm' AND "Release date" = '1964-06-27'
SELECT "Production Number" FROM "table_14214" WHERE "Release date" = '1964-06-27' AND "Series" = 'mm'