Jack Dellal left his entire estate to wife Ruanne but it was worth just £15.4m . She claims he was worth £750m and gave his fortune away to his children . Mrs Dellal has been given the right to sue her in-laws by Allied Commercial judge . 'Black Jack ' once gambled £1.7million away in a single night .
Jack Dellal left his entire estate to wife Ruanne but it was worth just £15.4m . She claims he was worth £750m and gave his fortune away to his children . Mrs Dellal has been given the right to sue her in-laws by High Court judge . 'Black Jack ' once gambled £1.7million away in a single night .