Himself (on horseback) (archive footage) (uncredited)
Feliks Dzierzynski
Himself (pays his respects to Lenin) (archive footage) (uncredited)
Mikhail Frunze
Himself (inspects troops) (archive footage) (uncredited)
V.I. Lenin
Himself (lies in state) (archive footage) (uncredited)
Sergo Ordzhonikidze
Himself (pays his respects to Lenin) (archive footage) (uncredited)
Joseph Stalin
Himself (carries coffin of Lenin) (archive footage) (uncredited)
Kliment Voroshilov
Himself (pays his respects to Lenin) (archive footage) (uncredited)
Goofs
The boom mic is visible for less than a second in the top left corner at roughly 1:29:11, when Alexei is talking to the elder grandfather, and the grandfather stands up and begins chanting at him.