This episode of Deranged Killers takes the viewer inside the criminal investigation of the twisted life of one of America's truly mad men. Following the brutal Tate murders investigators slowly put together the picture of the crime and the man behind them. The program will describe the accident of fate that caused Manson to show up at the Tate-Polanski bungalow and the nearly botched investigation that followed the brutal murders of Sharon Tate and her housemates.