Horst Buchholz as Miguel de Cervantes

Gina Lollobrigida as Giulia

José Ferrer as Hassan Bey

Louis Jourdan as Cardinal Acquaviva

Francisco Rabal as Rodrigo Cervantes

Antonio Casas as Favio

Soledad Miranda as Nessa

Ángel del Pozo as Don Juan de Austria

Ricardo Palacios as Sancho

Maurice de Canonge as

Tiziano Cortini as

José Jaspe as Turkish Official

Claudine Dalmas as

José Nieto as Minister of Felipe II

Andrés Mejuto as Cervantes' Father

André Spengler as

George Rigaud as Count di Luca

José Marco as

Antoine Fontaine as

Mario Morales as

Fernando Hilbeck as Carlos

Amalia Velázquez as

Fernando Rey as Filipe II

Antonio Almorós as (uncredited)

Ángel Aranda as (uncredited)

Fernando Bilbao as (uncredited)

José Canalejas as (uncredited)

Gian Castelli as (uncredited)

Juan Cazalilla as Priest (uncredited)

Eric Chapman as (uncredited)

Ricardo Costa as (uncredited)

Enzo Curcio as (uncredited)

Gaudenzio Di Pietro as (uncredited)

Adriano Domínguez as (uncredited)

Amparo Díaz as (uncredited)

Moisés Fernández as (uncredited)

Luis Gaspar as (uncredited)

José González Talavera as (uncredited)

Juan Antonio López as (uncredited)

Antonio Olaguível as (uncredited)

Pepita Otero as (uncredited)

Jaime Pelta as (uncredited)

Juan Antonio Peral as (uncredited)

José Ignacio Pidal as (uncredited)

Héctor Quiroga as (uncredited)

Fernando Rovert as (uncredited)

Rita Sanso as (uncredited)

Adolfo Thous as (uncredited)

Fernando Villena as (uncredited)

Mariano Vidal Molina as Diego de Urbina (uncredited)