By: Jessica Goddard One of last year’s most eagerly-anticipated headlines – the death of Charles Manson – makes this documentary on the notoriously fascinating subject all the more topical.  Narrated by Rob Zombie, Charles Manson: The Final Words uses disturbing files from the original murder investigation, interviews with members of Manson’s cult, and exclusive audio from phone conversations with the aged Manson himself while he was still alive and serving his life sentence at California State…