Peter James is a noted crime writer in the UK and an internationally known film producer. He was the executive producer of the recent film adaptation of The Merchant of Venice. This is his first novel in the series featuring Detective Superintendent Grace. He divides his time between Notting Hill in London and Sussex.

Daniel Weyman has appeared on stage in Sam West's Sheffield Crucible production of As You Like It and the Chichester Festival Theatre's production of David Edgar's The Life and Adventures of Nicholas Nickleby. His portrayal of the title character earned him a nomination for Best Performance in a Play at the 2006 TMA Awards. His television appearances include Colditz and the BAFTA-winning BBC drama Dunkirk. In 2010 he played Tom Jackson in his first lead movie role in the film Just Ines.