On screen
Cast
13 credited performers
Richard Burton
Leon Trotsky
Alain Delon
Frank Jackson
Romy Schneider
Gita Samuels
Valentina Cortese
Natalia Trotsky
Duilio Del Prete
Felipe
Artwork unavailable
Enrico Maria Salerno
Salazar
Luigi Vannucchi
Ruiz
Jean Desailly
Alfred Rosmer
Simone Valère
Marguerite Rosmer
Peter Chatel
Otto
Giorgio Albertazzi
Character not listed
Carlos Miranda
Sheldon Harte
Claudio Brook
Roberto (uncredited)