James Spader cast as Ultron in 'Avengers: Age of Ultron'
Joss Whedon is returning to write and direct the sequel to the 2012 mega-blockbuster, which earned $1.5 billion worldwide, making it the third-highest grossing movie of all time. Hopefully all your favorite superheroes will be back as well, though only Robert Downey Jr. has signed on officially so far.
RELATED: The evolution of superhero movies
Spader is an award-winning actor, having earned three Emmys for his work on "The Practice" and "Boston Legal."
What do you think, "Avengers" fans? Good casting choice?