Let This Be Our Secret: The Shocking True Story of a Killer Dentist, His Mistress, How They Murdered Their Spouses - and How They Almost Got Away with It

Let This Be Our Secret is a remarkable true crime story set on Ireland's north coast where the bodies of a couple were found in a car filled with carbon monoxide fumes-the apparent victims of a suicide pact.



But eighteen years later, wealthy dentist Colin Howell confessed to police that it was he and his then lover, Hazel Buchanan, who murdered their respective partners. All four belonged to Coleraine Baptist Church. Howell later re-married an American divorcee while Buchanan, a mother of tw...