Marvel has added another mystery movie to its slate, to be released May 4, 2018.
No details about the movie have been revealed, including the title. The news comes hours after
Marvel will likely disclose more information about its ever-expanding cinematic universe at
The studio's next film to hit theaters will be
Marvel also has "Avengers: Age of Ultron" and "Ant-Man" due next year, followed by a third "Captain America" installment in 2016.