Sherlock Holmes such that many have believed him to be not a fictional character but a real individual; numerous literary and fan societies have been founded that pretend to operate on this principle. Widely considered a British cultural icon, the character and stories have had a profound and lasting effect on mystery writing and popular culture as a whole, with the original tales as well as thousands written by authors other than Conan Doyle being adapted into stage and radio plays, television, films, video games, and other media for over one hundred years. Edgar Allan Poe's C. Auguste Dupin is generally acknowledged
C. Auguste Dupin several people confuse the two on first sight. Dupin makes a guest appearance in the first two issues of Alan Moore's "The League of Extraordinary Gentlemen, Volume I" (1999) comic book, helping to track down and subdue the monstrous Mr Hyde (who is living secretly in Paris after faking the death described in "The Strange Case of Dr Jekyll and Mr Hyde"). Dupin teams up with the Count of Monte-Cristo to fight "Les Habits Noirs" in the story "The Kind-Hearted Torturer" by John Peel published in the anthology Tales of the Shadowmen, Volume 1 (2005) The search for the "real