Top 20 Worst Movie Casting Choices Ever

Who would have thought John Wayne couldn't pull off a good Ghengis Khan? Everyone, that's who. For this list, we’ve picked casting choices that, after the movies were released, still left people scratching their heads. Our countdown includes Denise Richards, Keanu Reeves, Steve Martin and more! Which of these casting choices still irks you to this day? Let us know in the comments below!