Complex sentence: His role as Messala in "Ben-Hur" (1959) propelled him to international fame and played another Roman leader in Samuel Bronston's "The Fall of the Roman Empire" (1964), in which he co-starred with Sophia Loren.
Split into simpler sentences: His role as Messala in "Ben-Hur" (1959) propelled him to international fame. He later played another Roman leader in Samuel Bronston's "The Fall of the Roman Empire" (1964), in which he co-starred with Sophia Loren.