Edge of Darkness policy debate about energy and environmental issues. Advice on the policing aspects of the serial was provided by the West Yorkshire Police and former Scotland Yard detective Jack Slipper, famous for his pursuit of the train robber Ronnie Biggs. The musical score was provided by Eric Clapton and Michael Kamen. Clapton was approached to provide the score by producer Michael Wearing. Shortly afterwards, when Michael Kamen brought Clapton to a screening of "Brazil" (1985), which he, Kamen, had scored, Eric suggested a collaboration between the two on "Edge of Darkness". Kamen became one of Hollywood's most successful film composers, writing
Ronnie Biggs day by his son Michael, who said Biggs had serious pneumonia but was stable. News of his condition prompted fresh calls from Michael Biggs for his release on compassionate grounds. On 23 April the Parole Board recommended that Biggs be released on 4 July, having served a third of his 30-year sentence. However, on 1 July Jack Straw did not accept the Parole Board's recommendation and refused parole, stating that Biggs was 'wholly unrepentant'. On 28 July 2009, Biggs was readmitted to Norfolk and Norwich University Hospital with pneumonia. He had been admitted to the same hospital a month earlier