Watch Who Killed the Lyon Sisters?

Based on the book by bestselling author Mark Bowden, this documentary recounts the haunting 1975 disappearance of two sisters from a Maryland mall and the predatory backwoods clan that may have concealed the crime for 40 years.

Who Killed the Lyon Sisters? is a 2020 crime movie with a runtime of 1 hour and 25 minutes. It has received mostly positive reviews from critics and viewers, who have given it an IMDb score of 7.9.