A judge has told notorious bank robber Sean Bradish he will serve a minimum of eight and a half years but given deceit in the past, it is impossible to say when he will get parole.
Bradish would point a handgun at customers and staff, threatening to shoot them before escaping with their cash.
More top news
The 34-year-old from Coulsdon in Surrey died during the private party in Headley in the early hours of Monday, Surrey Police said.
The Home Office made the arrests at various restaurants across London on July 4.
Mayor of Newham Sir Robin Wales criticised the International Olympic Committee on the fourth anniversary of the opening ceremony.