CREATE TABLE table_22996 ("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)

how many people directed the episode that is called 'dead inside
SELECT COUNT("Directed by") FROM table_22996 WHERE "Title" = 'Dead Inside'
SELECT COUNT("Directed by") FROM "table_22996" WHERE "Title" = 'Dead Inside'