Oscar winning actor Philip Hoffman who died recently due to an alleged drug overdose has left behind a diary in which he spoke about being haunted by demons. According to sources, the late actor has scribbled entries in his diaries, some of which are difficult to read due to bad handwriting. It is believed that in one of the entries, Philip spoke about him being haunted by demons and also about his trials and tribulations to control his alleged drug addictions by attending Narcotics Anonymous Meetings. Philip's sudden death due to apparent drug overdose makes him party to the list of a plethora of Hollywood actors who died due to substance abuse.