Writing Francesco Thellung Other Credits Son of Cleopatra Executive Producer 1964 The Invincible Gladiator Writer 1961 Prisoner of the Iron Mask Producer 1961 Sanremo - La grande sfida Screenplay 1960 Sign of the Gladiator Screenplay 1959 The Warrior and the Slave Girl Screenplay 1958 The Sword and the Cross Writer 1956 Toto, Peppino, and the Hussy Screenplay 1956 Bitter Waters First Assistant Director 1954 Agent-readable