CREATE TABLE table_73809 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT)

Name who directed the production code 1l10
SELECT "Directed by" FROM table_73809 WHERE "Production code" = '1L10'
SELECT "Directed by" FROM "table_73809" WHERE "Production code" = '1L10'