Child stars have come and gone in Hollywood. Some transitioned to bigger roles in TV and movies as they grew up, while others just dropped out of the limelight to lead a private life. An unfortunate few, however, ended up having to deal with drug addiction, bankruptcy, and even mental illness, causing them to stop their career. But these child stars are all grown up now. Would you be able to recognize them if your paths crossed on the street? We don’t think so.