In 2020, pathologist Caroline Muirhead's fiancé, Scottish farmer Alexander 'Sandy' McKellar, confessed to her that he and his twin brother Robert had killed cyclist Tony Parsons in a 2017 hit-and-run on the A82 near Bridge of Orchy and buried the body on the Auch Estate.
In this true-crime documentary, a cult expert and filmmaker ...
The investigators behind infamous serial killer cases reveal...
An overgrown field and a stretch of highway connect a series...