Edward Phillips Oppenheim, born on October 22, 1866, in London, England, is widely regarded as one of the pioneers of the spy fiction genre, cleverly blending elements of mystery and espionage in his works. With a literary career that spanned over 50 years, he published more than 100 novels and numerous short stories, earning him notoriety as the 'Prince of Storytellers' (Stark, 2004). His most famous novel, 'The Great Impersonation' (1920), typifies Oppenheim's flair for intricate plots and his penchant for the doppelgänger theme. This novel, in particular, was met with critical acclaim and has been considered his masterpiece, contributing significantly to the espionage genre (Green, 1997). Oppenheim's writing style was characterized by a blend of suspense, romance, and luxury, often depicting his protagonists in exotic locales and high-society settings, a reflection of early 20th-century fascination with wealth and international intrigue. Though his fame has waned since his heyday, Oppenheim's contributions to the spy novel genre continue to be acknowledged by scholars and enthusiasts of classic thrillers. His works remain a testament to the enduring appeal of espionage fiction and the literary art of suspense (Hutchinson, 2011).