Watch Series: Finding Your Roots with Henry Louis Gates, Jr. Released in (2012) - Season 4 produced by USA, The TV Series categorized in Documentary, History, Mystery, and content rating TV-PG with duration 60 min broadcasted as these networks PBS, Streamed at Putlocker & directed by Jesse Sweet, Hazel Gurland, Josh Gleason. Noted Harvard scholar Henry Louis Gates, Jr. has been helping people discover long-lost relatives hidden for generations within the branches of their family trees. Professor Gates utilizes a team of genealogists to reconstruct the paper trail left behind by our ancestors and the world’s leading geneticists to decode our DNA and help us travel thousands of years into the past to discover the origins of our earliest forebears. - Season 4