CREATE TABLE table_73808 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "Production code" TEXT)

Name the most number in season for leslie hill
SELECT MAX("No. in season") FROM table_73808 WHERE "Directed by" = 'Leslie Hill'
SELECT MAX("No. in season") FROM "table_73808" WHERE "Directed by" = 'Leslie Hill'