Horst Buchholz

Miguel de Cervantes

Gina Lollobrigida

Giulia

José Ferrer

Hassan Bey

Louis Jourdan

Cardinal Acquaviva

Francisco Rabal

Rodrigo Cervantes

Antonio Casas

Favio

Soledad Miranda

Nessa

Ángel del Pozo

Don Juan de Austria

Ricardo Palacios

Sancho

Maurice de Canonge

José Jaspe

Turkish Official

José Nieto

Minister of Felipe II

Andrés Mejuto

Cervantes' Father

George Rigaud

Count di Luca

José Marco

Mario Morales

Fernando Hilbeck

Carlos

Fernando Rey

Filipe II

Antonio Almorós

(uncredited)

Ángel Aranda

(uncredited)

Fernando Bilbao

(uncredited)

José Canalejas

(uncredited)

Juan Cazalilla

Priest (uncredited)

Adriano Domínguez

(uncredited)

Mariano Vidal Molina

Diego de Urbina (uncredited)