Marvel's Doctor Strange director Scott Derrickson has left Twitter, and the firing of James Gunn might have been the final straw.<br />Website comicbook.com reports that Derrickson isn't abandoning social media as a whole though, as he will still be on Instagram. It was on that account that he posted an image of the Doctor Strange cast with a story about how the image came about.<br />Derrickson recently shared the Guardians of the Galaxy cast's signed statement about the firing of James Gunn. <br />
