Hot off the heels of Kevin Costner joining the cast of the Superman reboot comes news that Joseph Gordon-Levitt has been confirmed to co-star in "The Dark Knight Rises". Variety's Jeff Sneider first broke the story of Gordon-Levitt's confirmation. It is unknown at this moment which role Joseph Gordon-Levitt will play, though Alberto Falcone, Deadshot, and Black Mask have been the most widely rumored. This will be Joseph Gordon-Levitt's second film with director Christopher Nolan, the first being "Inception". It is also being rumored today that Juno Temple is in talks for a supporting role. The role is said to be that of a street smart Gotham girl. It is unknown if this Gotham girl is based on a comic book character or a character written for the film.