“40 Years of Rocky: The Birth of a Classic” Narrated by Sly Stallone is Coming!

40 Years of Rocky: The Birth of a Classic is a new documentary premiering on-demand June 9th.  Narrated by Sylvester Stallone and directed by  Derek Wayne Johnson (director of John G. Avildsen: King of the Underdogs), the new film will heavily feature behind-the-scenes footage taken by Alvidsen and Lloyd Kaufman (Rocky production manager).

For more details check out Rocky Making-Of Documentary Narrated By Sylvester Stallone Sets On-Demand Bow by Dade Hayes at Deadline.