James Gandolfini has reportedly died while in Italy, according to Deadline.com.
According to the website, the "Sopranos" star was in the country for a film festival. Variety also initially reported that he suffered a fatal stroke, but both the trade site and Deadline.com updated the cause of death to a heart attack.
Gandolfini was 51 years old and is survived by a wife and two children. He became a household star for his portrayal of mob boss Tony Soprano on "The Sopranos," a role which earned him three Emmys on six total nominations. He starred in a number of movies over the past few years, including a memorable turn as the CIA director in "Zero Dark Thirty."