Celebrities: The whole world is captivated by their charisma, beauty and charm. They are so influential that even their day-to-day lives can make front-page news. So when tragedy strikes, and the facts don't quite add up, the public is immediately enchanted by the mystery. What - or who - really killed Brittany Murphy? How did Marilyn Monroe really die? Who really killed Bob Crane? For years, investigators and journalists have attempted to put these and other famous mysteries to rest, but there are still too many unanswered questions. Case Closed with AJ Benza places Hollywood's most enduring mysteries under the microscope by examining the theories, exploring new and old evidence and listening to first person accounts in hopes of separating fact from fiction in order to get one step closer to uncovering the truth and finally solving the unsolvable.