A dying Marcus Aurelius plans to name his loyal and brave General Maximus as his successor in order to restore the power of the Roman Senate. However, his power-hungry, jealous son Commodus learns of the plan, murders Marcus Aurelius, and plans to execute Maximus in order to secure his claim to the throne. Maximus escapes execution, but is sold into slavery and is forced to become a gladiator. Eventually, Maximus and his fellow gladiators are sent to Rome to perform for Commodus. Through his bravery he wins over the masses and reveals his true identity, much to the chagrin of Commodus.