Watch at FMovies. A reconstruction of the uncut prologue of Eisenstein's Ivan the Terrible, the scene with the gunners Foma and Erema and a fragment from the unfinished part 3 featuring the German knight Heinrich von Staden. In between stills and newsreel footage. Over a commentary written and spoken by Naum Kleiman. The Criterion DVD extra ends at 33 min, the longer version has added fragments of parts 1 and 2 at the end.