Henry Cavill in Enola Holmes

This new film will start Millie Bobby Brown (Stranger Things) as Enola Holmes, the much younger sister of Sherlock Holmes and Mycroft. Henry Cavill (Superman) will play the role of Sherlock Holmes, curious of how he will portray this Sherlock. Helena Bonham Carter (Harry Potter) will  mother Holmes. The film will come in somewhere in 2020 next year. The film will be based on the  teenage sibling original creation novel series by Author Nancy Springer but the adventures pull from the Sir Arthur Conan Doyle's stories.