In how many Sherlock Holmes stories written by Sir Arthur Conan Doyle does this character, voice-dubbed by Gérard Hernandez in the film "Sherlock Hound," appear?
Gérard Hernandez:  He is mostly famous for his mustache and for having voiced several cartoon characters, including Gonzo in the French dubbed version of "The Muppet Show", Professor Moriarty in the French dubbed version of "Sherlock Hound", Papa Smurf and Grouchy Smurf in the French dubbed version of "The Smurfs" (1981) and the film of the same name. Professor Moriarty: Professor James Moriarty is a fictional character and the main antagonist in some of the Sherlock Holmes stories written by Sir Arthur Conan Doyle. Professor Moriarty:  The character was introduced primarily as a narrative device to enable Doyle to kill Sherlock Holmes, and only featured in two of the Sherlock Holmes stories.
two