Complex sentence: Loosely adapted from Alan Clarke's 1989 classic TV film for Screen Two, Nick Love's film is set earlier in the 1980s in around 1984 and retells a similar story to the original--but from a different character's point of view.
Split into simpler sentences: Loosely adapted from Alan Clarke's 1989 classic TV film for Screen Two, Nick Love's film is set earlier in the 1980s; around 1984. It retells a similar story to the original, but it is told from a different character's point of view.