With grateful thanks to various members of the Metropolitan Police Service, including the desk staff at Charing Cross station — you were all great; former Detective Sergeant Frank Waghorn, as ever; Terry Freeman for his help and wonderful stories of being a bouncer (sorry, ‘security doorman’); Lt Colonel John Pullinger, OBE, formerly of The Parachute Regiment; Wayne Brookes, Anne O’Brien and everyone at Pan Macmillan for their hard work and continuing belief and support; my agent Tony Peake; and my partner Amanda, for yet again putting up with me in writing mode. Also, of course, enormous thanks to the real life Sunday Clubbers, Alan St Clair, Chris Clarke, Amanda etc., and a certain restaurant called Joe Allen and all its staff — for the inspiration and for many wonderful Sunday nights without a murderer to be seen. As far as we know...