Respected police officer John River, a gifted cop with a troubled mind, struggles to come to terms with the recent loss of a colleague, and chases a suspect across London - with tragic consequences. Now at odds with the authorities, River ends up in a precarious position as he seeks to bring closure to the mother of murdered teenager, who blames him for failing to keep his promise.

Release : October 13, 2015

Website : http://www.bbc.co.uk/programmes/b06jkk8f

Total Eps : 6 / minutes

Total Season : 1

Rating : 7.40