Schreiber called his sister, Louisa Schreiber, 40, while on remand at HMP Winchester awaiting trial.

Another message on March 25 said: “I think and strategise every single day how to murder my mother and co.” You showed neither him or your mother any respect, instead during your time in their home you displayed a breath-taking sense of entitlement, at times you left Sir Richard feeling like a prisoner in his own home.” A court heard Yam - who had sought asylum in the UK - spent a month cloning Mr Chappelow's identity using documents from the house but attempts to get cash failed when his Chinese accent alerted bank staff Sutton owned a portfolio of leading hotels in London. His company owns the Sheraton Grand Park Lane and the Athenaeum, as well as three other venues.

Sir Richard, a father-of-two and grandfather-of-five, suffered three deep wounds to his face and five to his chest, up to 12cm deep. He added: “This was not the actions of a demonic monster but someone in need of help and intervention.”

Defence witness, consultant psychiatrist Dr Tim Rogers, told the court the defendant’s history of mental ill health contributed to a “significant impairment of rational thought”. This included that a neighbour of Mr Chappelow had faced burglary and murder threats when Yam was in custody and that the victim had been a frequent visitor to a gay cruising spot of Hampstead Heath Police were later called to Sir Richard’s home Moorhill, in Higher Langham, and found a trail of blood as they cleared room by room.Mr Sutton says a third series of The Real Manhunter could move away from murder cases but there is one investigation he won't be re-examining - the Met's partygate probe. Describing the defendant, he said: “He pulled out a knife and immediately turned it towards himself and plunged it in his chest and continued to stab himself a number of times.”

His body was found more than four weeks later buried under about five feet of paper, curled up in a foetal position, partially burnt and covered in wax They really hurt me, betrayed me and destroyed all trust. Simply put I contemplate murdering them all morning, day and night. It’s not what I want to think about but it’s the truth. I want them to suffer.” They really hurt me betrayed me and destroyed all trust. Simply put I contemplate murdering them all morning day and night. It’s not what I want to think about but it’s the truth. I want them to suffer.”DI Simon Huxter, of Dorset police’s major crime investigation team, said: “Our thoughts remain with the victims’ family and all of those affected by this terrible incident. Yam denied murder and a jury failed to reach a verdict at his first trial. However he was convicted at a second trial in January 2009 and given a life sentence with a minimum term of 20 years Jailing Allan to three years and nine months, Judge Michael Topolski KC said: “The circumstances that led to the defendant causing the death of a perfectly respectable, wholly innocent stranger who happened to be passing by are as extraordinary as they are tragic.