The Phantom of the Opera (1925 film) was working in the French film industry. Laemmle mentioned to Leroux that he admired the Paris Opera House. Leroux gave Laemmle a copy of his 1910 novel "The Phantom of the Opera". Laemmle read the book in one night and bought the film rights as a vehicle for actor Lon Chaney, Sr.. Production started in late 1924 at Universal Studios. French artist, Ben Caray, whom had worked at the Paris Opera House, was brought in to design the backstage and cellars which Universal could not replicate; and although his English limited, Caray was able to speak clearly with his charcoal
The Phantom of the Opera had already gained credibility as a crime mystery author in both French and English speaking countries. He had written six novels prior, two of which had garnered substantial popularity within their first year of publication called "The Mystery of the Yellow Room" and "The Perfume of the Lady in Black". Although previous commentators have asserted that "The Phantom of the Opera" did not attain as much success as these previous novels, being particularly unpopular in France where it was first published, recent research into the novel's early reception and sales has indicated the contrary. One book review from the New