There are many versions of "A Christmas Carol" in literature, film, and other media. The most famous version is the 1843 novella by Charles Dickens, which has been adapted into numerous film and stage productions, including "Scrooge," "Muppets Christmas Carol," and "Doctor Who: A Christmas Carol." However, there are many other adaptations, such as the 1951 film "A Christmas Carol" starring Alastair Sim, and the 2009 film "A Christmas Carol" starring Jim Carrey. There are also various radio and television versions of the story.