David Bernstein died alone in a derelict house Brighton, leaving an estate worth around 300,000 pounds. David was from a Jewish immigrant family, and with Bernstein an extremely common name, the team have their work cut out. The heir hunters also investigate the estate of music fanatic Donald Foster, whose family worked at the famous Cadbury factory in Birmingham. Plus, details of three unsolved cases. Could you be an heir to an unclaimed estate worth thousands or even millions of pounds?