""The Substitute Millionaire"" is a novel written by Hulbert Footner and published in 1919. The story revolves around a young man named Richard Smith who is mistaken for a millionaire with the same name. Smith decides to go along with the charade and soon finds himself embroiled in a web of lies and deceit. He meets a beautiful woman named Barbara who is engaged to the real millionaire and falls in love with her. As he struggles to maintain his false...