Unsolved Mysteries: Behind the Legacy (2023) is a Documentary film that follows sitting down with co-creators Terry Dunn Meurer and John Cosgrove, along with long-time actors, producers, and directors of the show, this documentary special pulls back the curtain with behind-the-scenes stories from research and casting to solving mysteries soon after episodes aired. With never-before-seen outtakes of beloved host Robert Stack and a look into some fan-favorite moments. This program honors one of television's most enduring and recognizable shows as well as the fans who were integral to its success. Currently, you can watch Unsolved Mysteries: Behind the Legacy on Amazon Prime Video, Amazon Prime Video with Ads, Amazon Video, Google Play Movies. Streaming availability may vary by country and platform over time. It has a user rating of 10.0 out of 10 from 1 votes. Fans of documentary movies may also want to explore similar titles below.