The other day, Joseph Gordon-Levitt officially joined the cast of the upcoming blockbuster "The Dark Knight Rises". At the time, it was unknown which role Gordon-Levitt would portray, but now it appears that we officially know. Showblitz is reporting that Joseph Levitt-Gordon is set to play Alberto Falcone. In the Batman comic books, Alberto Falcone is the youngest son of mob boss Carmine Falcone. Carmine Falcone appeared in the film "Batman Begins" portrayed by Tom Wilkinson. Gordon-Levitt joins Christian Bale as Batman, Anne Hathaway as Catwoman, Tom Hardy as Bane, Michael Caine as Alfred Pennyworth, and Morgan Freeman as Lucius Fox. "The Dark Knight Rises" will be directed by Christopher Nolan.