Unscrupulous Marsha Henderson married retired London bus conductor turned school patrolman Newton Davies in 2004, when she was in her 20s and he was 76.
Following his death in 2013 at the age of 85 - and after finding out he had left her just £25,000 of his of £600,000 fortune - she decided to "orchestrate a fraud" in an attempt to bag more than half-a-million pounds.
