In the English-speaking world, he is best known for writing the novel The Phantom of the Opera (Le Fantome de l'Opera, 1910), which has been made into several film and stage productions of the same name, notably the 1925 film starring Lon Chaney, and Andrew Lloyd Webber's 1986 musical. His novel The Mystery of the Yellow Room is also one of the most famous locked-room mysteries ever.

Gaston Louis Alfred Leroux (6 May 1868 1] - 15 April 1927) was a French journalist and author of detective fiction. In the English-speaking world, he is best known for writing the novel The Phantom of the Opera (Le Fantome de l'Opera, 1910), which has been made into several film and stage productions of the same name, notably the 1925 film starring Lon Chaney, and Andrew Lloyd Webber's 1986 musical. His novel The Mystery of the Yellow Room is also one of the most famous locked-room mysteries ever.

Gaston Louis Alfred Leroux (Paris, 6 de mayo de 1868 - Niza, 15 de abril de 1927) fue un periodista y escritor frances, famoso por sus novelas de terror y policiacas tales como El fantasma de la opera (Le Fantome de l'opera, 1910), El misterio del cuarto amarillo (Mystere de la chambre jaune, 1907) y su continuacion El perfume de la dama de negro (Le parfum de la Dame en noir, 1908)."