PerezHilton states according to sources:
"Well he has signed on to the film in a villainous role previously undisclosed until now. Levitt will be portraying Alberto Falcone aka the Holiday Killer.
He is the estranged son of former mob boss Carmine Falcone (portrayed by Tom Wilkinson in Batman Begins) who returns to Gotham to take over the underworld once fiercly ruled by his father before the arrival of Batman."
For more on The Holiday Killer check out our previous write-up.
The Dark Knight Rises hits theaters July 20th 2012 and is directed by Christopher Nolan starring Christan Bale as Batman.