在这部枭雄争霸犯罪片中,'Jeffrey Hunter' left production in Spain when the producers ran out of money for the cast and crew. He returned to the U.S., where he died unexpectedly. The film was later finished without him.
Jeffrey Hunter suffered face lacerations and powder burns on the set of the movie in the scene of the shootout between the two cars.
In the 1930s, Italian immigrant from Sicily Frank Mannata, his brother Salvatore and sister Rosella run the Chicago Outfit for the mafia. The Italian-Irish O'Connor-Messina gang challenges them, which leads to a devastating gang war.
