SPOILER ALERT: This story contains spoilers from the Season 1 finale of “Spartacus: House of Ashur,” now available on Starz. Steven S. DeKnight has helped create several cinematic universes over the years. He wrote on “Buffy the Vampire Slayer” and the spinoff “Angel” in the early aughts, lent his talents to Superman on “Smallville,” ran […]
