• Expert Omid Scobie said ‘there is talk in Netflix The Crown could be extended’ 
  • Said the series could show Prince William, 38, and Prince Harry, 36, as adults 
  • Comes as royal fans launched a campaign to support Duchess of Cornwall, 72 
  • In past week, online trolls launched tirade of abuse at Camilla over The Crown 
  • Falsely suggested she had an affair with Charles throughout marriage to Diana