"The Assassin" is a hardcover book from the "An Isaac Bell Adventure Ser." series by authors Justin Scott and Clive Cussler. Published by Penguin Publishing Group in 2015, the book is 416 pages long and is illustrated. The novel falls under the genres of fiction, mystery, thriller, action, and adventure, with themes of historical detective work and suspense. The book is written in English and is suitable for readers interested in mystery, detective stories, and thrilling adventures.