C. Auguste Dupin of their around-the-world adventure. A Pierre Dupin appears in Universal Pictures' 1932 horror-mystery film "Murders in the Rue Morgue". "The Mystery of Marie Roget" was also filmed in 1942. Dupin (played by Joseph Cotten) is a character in the 1951 Fletcher Markle film "The Man with a Cloak". Dupin's true identity is revealed at the end of the film to be Poe himself. In the comic series "Batman Confidential", the creation of Batman's crime-solving super-computer which is linked to Interpol, FBI, and CIA databases is introduced. Commonly known as the "Bat Computer," it is originally nicknamed "Dupin," after Batman's "hero."
C. Auguste Dupin the three stories, Dupin travels through three distinct settings. In "The Murders in the Rue Morgue", he travels through city streets; in "The Mystery of Marie Rogêt", he is in the wide outdoors; in "The Purloined Letter", he is in an enclosed private space. Dupin is not actually a professional detective, and his motivations change through his appearances. In "The Murders in the Rue Morgue", he investigates the murders for his personal amusement, and to prove the innocence of a falsely accused man. He refuses a financial reward. However, in "The Purloined Letter", Dupin purposefully pursues a financial reward. While