John Lydon has called Danny Boyle’s forthcoming Sex Pistols biopic series “disrespectful”, and claimed that production was green-lit without his consent.The former Sex Pistols frontman said in a new interview that he is seeking legal advice about taking the filmmakers to court, alleging that neither his consent nor participation was requested.In an interview with The Sunday Times, the singer reacted to recent publicity shots promoting the six-part series Pistol.