He was survived by a half - brother , Lord Waterpark of London , and a half - sister , Patricia O'Neill of Cape Province , South Africa .
Cameron died of AIDS related illnesses at his home in Menerbes , France , on 18 September 1985 .
Cameron was survived by a half - brother , Lord Waterpark of London , and a half - sister , Patricia O'Neill of Cape Province , South Africa .
Cameron died of AIDS related illnesses at his home in Menerbes , France , on 18 September 1985 .