Alfonso Herrera

Ramón Mercader

Hannah Murray

Sylvia Ageloff

Henry Goodman

Trotsky

Julian Sands

Kotov

Elvira Mínguez

Caridad Mercader

Emilio Echevarría

Salazar

Frances Barber

Natalia Sedova

Alejandro Calva

Siqueiros

Roger Casamajor

Carles Vidal

Javier Godino

Costa

Toby Harper

Robins

Alexander Holtmann

Sheldon

Brontis Jodorowsky

Otto

Gustavo Sánchez Parra

Balderas

Humberto Busto

Homero

Jenny Beacraft

Ruby Weill

Juan Carlos Remolina

Estrada

Guillermo Ríos

'El Negro'

David Hevia

Herrera

Javier Molina

Rosell

Peter Nikolas

Pablo

Lucas Anaya

Sieva

Ainhoa García Forcada

Carmen

Carlos Corona

Man in Hat

Alondra Hidalgo

Amparo

Fermín Martínez

Sergeant

Gilberto Barraza

Uniformed Man A

Evaristo Valverde

Sergeant Commander

Memo Villegas

Uniformed Commander

Algis Arlauskas

General

Jaime Estrada

Cabaret Waiter

Víctor Benjumea

GPU Interrogator

Xavier Ruano

GPU Man

Mykola Doroshenko

Soviet Field Marshal #1

Darko Pilipović

Soviet Field Marshal #2

Colin Morgan

Comtesse Waiter

Peter Theis

Schnautz

Aleh Khaliankou

GPU Instructor

Raúl Briones

Melquíades

Tania Olhovich

Trotsky's Secretary

Luis Miguel Costero L.

Hansen

Camilla Brett

Greta

Enrique Greiner

Cooper

Marcia Seeman

Helen

Gastón Yanes

Leopoldo Rosmer

Ramón Madaula

Narrator (voice)

Daniel Giménez Cacho

Narrator (voice)

Vladimir Lenin

Himself - Politician (archive footage)

Leon Trotsky

Himself - Politician (archive footage)

Joseph Stalin

Himself - Politician (archive footage)

Natalia Sedova

Herself - Trotsky's Wife (archive footage)