Embroiled in a sordid affair, Hazel Stewart and Colin Howell plotted the double homicide of their spouses, disguising them as suicides. Their crimes wouldn’t be revealed till 19 years later, when a guilt-ridden Howell confessed and offered proof in opposition to his ex-lover in trial.
Niamh Campbell talks to the Belfast Telegraph’s crime correspondent Allison Morris and former Irish Instances journalist Dan Keenan.