Boris Shchukin as Vladimir Lenin

Nikolai Okhlopkov as Vasili, Lenin's protege

Aleksandr Shatov as Konstantinov, conspirator chieftain

Vasiliy Markov as Feliks Edmundovich Dzerjinsky

Vasili Vanin as Kremlin Commandant Mateyev

Nikolai Cherkasov as Maksim Gorky

Leonid Lyubashevsky as Yakov Mikhailovich Sverdlov

Vladimir Solovyov as Sintsov, a spy

Nikolai Svobodin as Rutkovsky, a conspirator

Viktor Tretyakov as Novikov, a conspirator

Natalya Efron as Fanni Kaplan

Elena Muzil as Yevdokia Ivanova, Lenin's housekeeper

Mikhail Gelovani as Joseph Stalin

Nikolai Bogolyubov as Klim Voroshilov

Zinaida Dobina as Nadyezda Konstantinovna Krupskaya (Lenina)

Serafim Koziminsky as Bobilev, Lenin's orderly

Klavdiya Korobova as Vasili's Wife

Nikolai Plotnikov as Kulak from Tamborsk

Iosif Tolchanov as Andrei Fedorovich, attending physician

Aleksandr Khokhlov as Professor of Medicine

Sergei Antimonov as Polyakov (uncredited)

Vladimir Uralskiy as Commander