Joseph E. Kline was last seen in the late afternoon of March 29, 2001, walking away from his Vancouver, Washington residence reportedly upset over personal matters. He was 42 at the time, described as a White male, 5 feet 11 inches, 150–160 pounds, with brown hair about two inches long, brown eyes and heavy acne scarring on his face. He was wearing a brown leather jacket, a blue shirt, blue jeans and black shoes of an unknown style.

The disappearance was handled by the Vancouver Police Department and was reported under case number V01-4902 on March 21, 2001. His information appears in the National Missing and Unidentified Persons System as MP2410, created July 6, 2009.

If anyone in the Vancouver area remembers Joseph, his clothing, or his movements on March 29, 2001, please contact the Vancouver Police Department with any information.