 The following year, in a series of Halloween-themed radio adaptations for BBC Radio 4's "15 Minute Drama" programme based on the second book in the "Pan Book of Horror Stories" series, Watson played the part of Sbirro in Stanley Ellin's short story "The Speciality of the House" and the title character in Carl Stephenson's "Leiningen Versus the Ants".Watson is married to actress and writer Helen Grace; they have two children and live in rural Hampshire.In 2016, Watson told "Radio Times"' David Brown, "I support Compassion in World Farming.