The new movie "The Queen," due to be released soon, is about Queen Elizabeth II's reaction to Princess Diana's death. It looks quite interesting; I hope I get a chance to see it. Here's the movie poster:
And here are two production stills (with Helen Mirren portraying the Queen):
Thank you to Mammoth Advertising for these images!
UPDATE: This movie is now available on DVD. I did see it, and I thought it was pretty good.