Fight alongside Sylvester Stallone as he creates a brand-new director's cut of Rocky IV: ROCKY VS. DRAGO. This feature-length documentary offers a personal and uncompromising look into the editing process, captured by Sly's longtime friend and fellow filmmaker John Herzfeld … Sylvester Stallone, John Herzfeld, Dov Samuel, Dolph Lundgren, Carl Weathers, Talia Shire, Burt Young Added on Amazon Prime 2022-08-26.