Leon Trotsky

Richard Burton

Frank Jackson

Alain Delon

Gita Samuels

Romy Schneider

Natalia Trotsky

Valentina Cortese

Felipe

Duilio Del Prete

Salazar

Enrico Maria Salerno

Ruiz

Luigi Vannucchi

Alfred Rosmer

Jean Desailly

Marguerite Rosmer

Simone Valere

Otto

Peter Chatel

Sheldon Harte

Carlos Miranda

Salazar

Giorgio Albertazzi

Jim

Michael Forest

Seva

Marco Lucantoni

Roberto (uncredited)

Claudio Brook

Lou

Hunt Powers