Joss Whedon Joss Whedon

Buffy the Vampire Slayer creator Joss Whedon has completed a movie he filmed in secret.

On Sunday night, frequent Whedon collaborators Nathan Fillion and Sean Maher tweeted a link to the website for the project, Much Ado About Nothing.

"Bellwether Pictures is proud to announce the completion of principal photography," the site reads, adding that it's a film by Joss Whedon and "based on a play."

Cobie Smulders to join Joss Whedon's Avengers?

Um, Shakespeare's?

Among the cast: Fillion, Maher, Reed Diamond, Clark Gregg, Tom Lenk, Amy Acker and Alexis Denisof.