Watch Series: History's Ultimate Spies Released in (2015) - Season 1 produced by UK, The TV Series categorized in Documentary, and content rating TV-PG with duration 45 min broadcasted as these networks UKTV, UKTV Yesterday, Streamed at Putlocker The stories of History's Ultimate Spies are woven around many notorious plots and infamous characters, and they'll feature in a series that delves into the psyche of the men and women who set up the networks - or destroyed them. - Season 1