《再见已是陌客（归来的星光）》电视剧功勋-电影天堂网小夫妻-播播电影Unsolved Mysteries is back with new episodes with more perplexing cold cases and supernatural events. Unsolved Mysteries is from the creators of the original docuseries, Cosgrove/Meurer Productions, and 21 Laps Entertainment, the producers of Stranger Things.