正在播放的是《未解之谜第五季》的高清完整版。该片是由著名导演未知的一部精彩的纪录 类影视作品，主演有未知等，本片主要讲述的是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.

同时该系列还有以下影片值得推荐：《冰血长津湖》《守门人》《外星火球》《战地摄影师》《狂野新西兰》《士说新语：院士谈未来》