Hercules

A legendary demigod renowned for immense strength and a sense of justice. He saves Iole when her chariot loses control and joins Jason on the voyage to Iolcus. Throughout the journey, he demonstrates bravery and resilience, ultimately breaking free from captivity and aiding the quest with his formidable power.

A bold, resourceful adventurer entwined with the royal lineage and the quest for the Golden Fleece. He travels with Hercules and ultimately secures the fleece, discovering a blood-written condemnation of Pelias on its back. His actions drive the political turn in Iolcus and secure the throne for himself.

Princess of Iolcus and daughter of Pelias, she embodies both royal concern and personal loyalty. Iole defends her father's reputation against accusations and becomes emotionally entangled in the danger surrounding the throne. She helps reveal the fleece’s condemning inscription and the truth behind Pelias's motives.

King of Iolcus whose fear of losing power drives manipulation and suspicion. He blames Hercules for unrest and schemes to secure his throne, even as the fleece carries a condemnation of his rule. Pelias's downfall comes as the truth about his deeds is exposed and the throne is challenged.

Captain of the escort and a trusted friend and teacher to Hercules. His past quarrel with Aeson adds to the tension of royal politics. He is gored by the Cretan Bull during the journey, and his last wish is that Jason becomes king, though he withholds details about Jason's father’s killer.

King who assigns the perilous quest to recover the Golden Fleece, challenging the heroes with a life-or-death test. He remains a figure of authority and manipulation, steering the expedition’s purpose. His role catalyzes the convergence of prophecy, power, and pursuit.