Unsolved Mysteries is an American mystery documentary television show, created by John Cosgrove and Terry Dunn Meurer. Documenting cold cases and paranormal phenomena, it began as a series of seven specials, presented by Raymond Burr, Karl Malden, and Robert Stack, beginning on NBC on January 20, 1987, becoming a full-fledged series on October 5, 1988, hosted by Stack. After nine seasons on NBC, the series moved to CBS for its 10th season on November 13, 1997. After adding Virginia Madsen as a co-host during season 11 failed to boost slipping ratings, CBS canceled the series after only a two-season, 12-episode run on June 11, 1999. The series was revived by Lifetime in 2000, with season 12 beginning on July 2, 2001. Unsolved Mysteries aired 103 episodes on Lifetime, before ending on September 20, 2002, an end that coincided with Stack's illness and eventual death.On June 22, 2018, Terror Vision Records released the official soundtrack for the series.In 2017, the show's creators expressed interest in reviving the series.On January 18, 2019, Netflix picked up a reboot of the series.The reboot premiered on July 1, 2020.The original NBC telecast was nominated six times for an Emmy Award for outstanding informational series in 1989–1993 and 1995.The series won the American Society of Composers, Authors, and Publishers Award for Top TV Series twice, in 1992 and 1993; both times, the recipients were Michael Boyd and Gary Malkin for their work on the show's music theme.