From Johnny Gosch and Asha Degree to Jennifer Kesse, these 14 chilling missing person cases remain unsolved decades later (and some have shocking new developments).

Hi, I’m Crystal, a Senior Editor based in Los Angeles and creator of BuzzFeed’s “That Got Dark” newsletter.

If you or anyone you know has information on a missing person case, call local law enforcement first. You can also contact the National Center for Missing & Exploited Children at 1-800-843-5678 (THE-LOST) or visit the National Missing and Unidentified Persons System site for regional case assistance.