Last night, stars Nathan Fillion and Sean Maher tweeted links to MuchAdoMovie.com. The site features the above poster, which announces the completion of principal photography. It isn't known how Joss Whedon found the time to shoot a mystery project while working on The Avengers.
The poster also reveals Much Ado About Nothing is based on "a play", which could mean it's based on William Shakespeare's famous play of the same name.
Much Ado About Nothing was released June 7th, 2013 and stars Amy Acker, Emma Bates, Sara Blindauer, Brett Ryan Bonowicz, Spencer Treat Clark, Alexis Denisof, Reed Diamond, Nathan Fillion. The film is directed by Joss Whedon.