CREATE TABLE table_203_338 (id DECIMAL, "#" DECIMAL, "title" TEXT, "date" TEXT, "director" TEXT, "story" TEXT, "synopsis" TEXT, "notes" TEXT)

who directed the least number of the inspector episodes in 1967 ?
SELECT "director" FROM table_203_338 GROUP BY "director" ORDER BY COUNT(*) LIMIT 1
SELECT "director" FROM "table_203_338" GROUP BY "director" ORDER BY COUNT(*) NULLS FIRST LIMIT 1