What do Robert Downey Jr., Basil Rathbone, Jeremy Brett, Fritz Weaver, Roger Moore, Benedict Cumberbatch, and Daffy Duck have in common? Why, it’s elementary, my dear Watson! They all have portrayed Sherlock Holmes. Literary detectives launch an investigation of how varying portrayals of a character influence a drama. The approach detailed here could be used with a wide range of literature.  From Romeo and Juliet to The Great Gatsby, your sleuths will be engaged in the search for clues that reveal how who done it changes everything.