Charles Detweilder Allen was 24 when he was last seen in Arcata, California, on October 21, 1985. He was reported to be in a distressed mental state and may have been carrying a handgun when he disappeared. A longtime friend filed a missing person report on November 4, 1985, saying Allen had not been heard from for several days.

Allen is described as 5 feet 10 inches, about 140 pounds, with black hair and brown eyes. The Arcata Police Department is handling the investigation. Authorities have not confirmed foul play, and relatively few details have emerged about his disappearance over the years.

If anyone knew Charles, saw him in Arcata around October 21, 1985, or has information that could help locate him, please contact the Arcata Police Department.