Watch Series: The Great Interior Design Challenge Released in (2014) - Season 4 produced by UK, The TV Series categorized in Reality-TV, and content rating 12 with duration 60 min broadcasted as these networks BBC Two, Streamed at Putlocker The search for Britain's best amateur interior designers. Working in a variety of architectural styles, the contestants have three days to impress both the judges and the homeowners. - Season 4