CREATE TABLE table_74107 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT, "U.S. viewers  ( millions ) " TEXT)

What is the earliest numbered episode of the season?
SELECT MIN("No. in season") FROM table_74107
SELECT MIN("No. in season") FROM "table_74107"