Many movie fans consider that Francis Ford Coppola's The Godfather is the greatest and most thrilling movie series ever made. Starred by Marlon Brando and Al Pacino, this enticing crime film centers on the Italian mafia in the United States. For those hardcore Godfather fans out there, did you know that one of the actors was part of the mafia in real life? That's right, we're talking about Gianni Russo, who portrayed the sniveling Rizzi in the first film of the series. But what's his story?