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 and dissolved, leaving father and son in financial difficulty again. In 1991, Biggs sang vocals for the songs "Police on My Back" and "Carnival in Rio" by German punk band Die Toten Hosen. In 1993, Biggs sang on three tracks for the album "Bajo Otra Bandera" by Argentinian punk band Pilsen. In 1997 the UK and Brazil ratified an extradition treaty. Two months later, the UK Government made a formal request to the Brazilian government for Biggs's extradition. Biggs had stated that he would no longer oppose extradition. English lawyer Nigel Sangster QC travelled to Brazil to advise Biggs. The