The movie , The American was also filmed in Campo Imperatore in the Province of L'Aquila in Rome .
`` The aria `` '' Un Bel Di Vedremo '' '' from Puccini 's Madame Butterfly can be heard in the background of one scene and ironically Tu vuï¿½ fï¿½ l'americano in another. Filming took place in Castel del Monte , Abruzzo ( AQ ) , Rome , Sulmona , Campo Imperatore and ï¿½stersund , Jï¿½mtland among other locations. The first official poster was released on June 17 . ''
The American -LRB-2010 film-RRB-