The Secret (TV series)
The Secret is a 2016 Northern Irish ITV mini-series based on Let This Be Our Secret, Belfast journalist Deric Henderson's account of the double murder of Lesley Howell and Constable Trevor Buchanan, whose bodies were discovered in a fume-filled car in the garage of a property in Castlerock, County Londonderry, in Northern Ireland in May 1991. The drama stars James Nesbitt as killer dentist Colin Howell, is written by BAFTA-winning writer Stuart Urban and is directed by Nick Murphy.