A terrifying new psychological thriller in the Hammer programme, from Sophie Hannah, the Sunday Times bestselling author of Kind of Cruel.

Sophie Hannah is the internationally bestselling author of eight psychological thrillers, the most recent of which is The Carrier. Her crime novels featuring Simon Waterhouse and Charlie Zailer have been published in more than 25 countries, and adapted for ITV1 as Case Sensitive, starring Olivia Williams and Darren Boyd. In 2012, Sophie's novel Kind of Cruel was shortlisted for the Specsavers National Book Awards Crime Thriller of the Year, and in 2007 she was shortlisted for the TS Eliot Prize for her latest poetry collection, Pessimism for Beginners. She is a Fellow Commoner of Lucy Cavendish College, Cambridge, and her website is www.sophiehannah.com.