Article continues below advertisementMartin Scorsese has become what friends describe as a "near full-time carer" for his wife, Helen Morris, whose long battle with Parkinson's disease has left her largely immobile and barely able to speak.The 82-year-old director's private life comes into unexpected focus in the new five-part Apple TV documentary Mr. Scorsese, directed by Rebecca Miller. It traces his filmmaking arc from the streets of Little Italy to his Oscar-winning career, but it also shows a quieter truth - as Scorsese's public profile flourishes, his home life has closed in.