Clifford Culloden, a 59-year-old resident of California, disappeared in Kauai, Hawaii, in April 2006, leaving behind a mysterious and troubling case for investigators. His last known contact with his family was a package and a letter sent to his wife, in which he implied he was suicidal. Culloden has not been seen or heard from since, and the limited details available in his case have left his whereabouts unknown for years.
Culloden flew from his home state to Kauai on January 16, 2006.
...Read MoreLast Seen: Apr 01, 2006