Watch Series: The Devil You Know Released in (2010) - Season 1 produced by CA, USA, The TV Series categorized in Crime, Documentary, Family, Reality-TV, and content rating 14+ with duration 44 min broadcasted as these networks Investigation Discovery, Vice TV, Streamed at Putlocker & directed by Lynn Booth. The program explores stories of crime mysteries and secret lives of men and women who are supposedly law-abiding citizens but in reality are people with deadly intentions causing pain to their loved ones. The show interviews members of families and friends of those affected and presents first-hand accounts on lives of people who have been betrayed and hurt by these criminals. - Season 1