Franco Parenti
— Lev Trotsky
Massimo Foschi
— Jackson
Aleardo Ward
— Hansen
Lucia Catullo
— Alleluyeva
Ennio Balbo
— Lenin
Luigi Casellato
— Bucharin
Lino Troisi
— Zinoviev
Antonio Meschini
— Kamanev
Armando Spadaro
— Sverdlov
Franco Graziosi
— Joffe
Benedetta Valabrega
— Glasser
Tino Schirinzi
— Barzhanov
Edoardo Torricella
— Radek
Virginio Gazzolo
— Serge
Enrico Osterman
— Molotov
Andrea Checchi
— Solz
Michele Borelli
— agente GPU
Giulio Bosetti
— Narratore