Dr. Martin Luther King, Jr. had a giant impact in the history of America with his leadership in the Civil Rights Movement. It comes as no surprise that King's personality, story, and dream would be touched upon in various forms of popular culture. But which actors have had the skill and the presence to play the good doctor?Over the past 50 years, there have been several actors who played MLK in film, television, or on the stage. There are even a few who voiced him in cartoons. In fact, those were some of the best MLK performances. Whether it was a serious portrayal of the man or satire that paid respect to his legacy, here's a definitive ranking of all the best actors who portrayed Martin Luther King Jr. Vote up your favorite.