Onder andere met: Richard Burton (Leon Trotsky), Alain Delon (Frank Jackson), Romy Schneider (Gita Samuels), Valentina Cortese (Natalia Sedowa Trotsky), Enrico Maria Salerno (Salazar), Luigi Vannucchi (Ruiz), Duilio Del Prete (Felipe), Jean Desailly (Alfred Rosmer), Simone Valère (Marguerite Rosmer), Carlos Miranda (Sheldon Harte), Peter Chatel (Otto), Michael Forest (Jim (as Mike Forrest)), Marco Lucantoni (Seva), Claudio Brook (Roberto), Jack Betts (Lou (as Hunt Powers))