​From Wikipedia, the free encyclopedia.   Alex Rocco (born Alessandro Federico Petricone Jr.; February 29, 1936 – July 18, 2015) was an American actor. Known for his distinctive, gravelly voice, he was often cast as villains, including Moe Greene in The Godfather (1972) and his Primetime Emmy Award–winning role in The Famous Teddy Z. Rocco did a significant amount of voice-over work later in his career. Description above from the Wikipedia article Alex Rocco, licensed under CC-BY-SA, full list of contributors on Wikipedia.