Michael Vincenzo Gazzo (April 5, 1923 – February 14, 1995) was an American playwright who later in life became a film and television actor.^[2] He was nominated for an Academy Award for his role in The Godfather Part II (1974).

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Gazzo was born on April 5, 1923. He was of Italian descent. Gazzo served in the United States Army Air Forces during World War II.^[3][4][5] He was a member of the Actors Studio and later trained actors such as Debra Winger, Henry Silva and Tony Sirico. He wrote A Hatful of Rain, a Broadway play about drug addiction, which ran for 389 performances in 1955 and 1956. It starred Ben Gazzara and Shelley Winters in the two lead roles, and was adapted into a film by Oscar-winning director Fred Zinnemann in 1957. The movie was nominated for an Academy Award for Best Actor in a Leading Role (Anthony Franciosa). A 1968 made-for-television version (as a filmed play) starred Peter Falk, Sandy Dennis and Michael Parks.^[6] Gazzo's other screen writing credits include the Elvis Presley American musical drama King Creole in 1958.^[7] Gazzo authored the Broadway play The Night Circus, also starring Ben Gazzara.^[8]

Gazzo was nominated for an Academy Award for Best Supporting Actor for his role as Frank Pentangeli in The Godfather Part II but lost to Robert De Niro who played Vito Corleone in the same film.^[9]