'Doctor Strange' Writer on the Sequel's Cameos and Why They Didn't Want to Introduce Mutants (Exclusive)
has already made $500 million at the box office and shows no signs of slowing down. And now that so many people have seen it, screenwriter Michael Waldron is opening up about the latest film installment’s many, many cameos, how inspired a murderous stretch of the film, what the ending means for longtime character Wanda Maximoff (played by Elizabeth Olsen) and why this wasn’t the place to formally introduce mutants into the Marvel Cinematic Universe. [: Spoilers for ] In the sequel, Wanda, now known as the Scarlet Witch, reveals herself to be the movie’s big bad after Dr.