Dr. Emmett Brown

Dr. Emmett Lathrop "Doc" Brown, Ph.D. is one of the main characters from '  movie trilogy and related material. He is the inventor of the first time machine, which he builds out of a sports car. His appearance and mannerisms are loosely inspired by Leopold Stokowski and Albert Einstein.

Doc's only appearance in a Christmas production was, of course, the Back to the Future: The Animated Series episode "Dickens of a Christmas".