In the English-speaking globe, he is better known for writing The Phantom of the Opera (''Le Fantôme first state fifty'opéra, 1910) which has been made into many film & stage productions, like The Phantom of the Opera'', starring Lon Chaney and a novel by Susan Kay called "Phantom", based entirely in his function.

Leroux attend school around Normandy and studied law in Paris, graduating in 1889. He lived wildly by owning hundreds to thousands of familial francs until a money was never again. So he began working as a court reporter and theater critic for L'Echo de Paris in 1890. His first journalism come, nonetheless, whilst he began working as an international correspondent for the Paris newspaper Le Matin. Within 1905 he was present at and covered a Russian Revolution. He left journalism within 1907 and began writing fiction, but within 1919 he made his have film company, Cinéromans. He number 1 wrote the detective novel entitled Le Mystère de la chambre jaune (1908; The Mystery of the Yellow Room), starring the amateur detective Joseph Rouletabille. The Mystery of the Yellow Room is an important operate in a history of detective fiction when it was the foremost "locked-room puzzle," which has get the staple in the genre. Leroux's contribution to French detective fiction is considered parallel to Edgar Allan Poe's in Usa & Sir Arthur Conan Doyle's in the UK.

Leroux died around Nice in April 15, 1927 of intense uremia.

Leroux's novels
These include: The Mystery of the Yellow Room (1908) The Perfume of the Lady in Black (1908) The Phantom of the Opera (1910) The Secret of the Night (1914) The Bride of the Sun (1915) The Man Who Came Back From the Dead (1916) The Veiled Prisoner (1923)