Fred Otash (January 7, 1922 – October 5, 1992) was a Hollywood police officer, private investigator, and author. He worked for Hollywood Research Incorporated, which did business with the tabloid magazine Confidential^. He is also known for being hired by Peter Lawford to investigate Marilyn Monroe. He was also involved in the investigation of the “Wrong Door Raid” involving Frank Sinatra. (from Wikipedia)