About the Book: The IPCRESS File is Len Deighton’s groundbreaking debut spy novel that transformed the espionage genre with its unconventional hero and sharp, realistic portrayal of intelligence work. When a high-ranking scientist is kidnapped, an unnamed British intelligence agent is assigned to uncover the truth behind the disappearance. What begins as a routine investigation soon leads into a complex web of deception, international intrigue, and hidden agendas. Set against the atmosphere of 1960s London, this classic thriller combines wit, suspense, and a sardonic working-class perspective to redefine the modern spy novel.