The Cid is a Castilian knight and devoted family man who suffers an unjust exile from his homeland by King Alfonso. Despite his banishment, he maintains an unwavering loyalty to his sovereign and deep religious faith. He relies on his prowess as a warrior and his strategic mind to gather an army, accumulate wealth through raids, and steadily work toward regaining his king's favor.

King Alfonso is the ruler of León and Castile who banishes the Cid following court gossip. Despite the harshness of his decree, he serves as the ultimate authority figure in the land and a capable monarch. He cautiously observes the Cid's successes from afar, gradually warming to the tributes his exiled vassal sends back to court.

Minaya is a knight from Zurita who serves as the Cid's right-hand man and chief strategist. Known to the royal court, he acts as a crucial emissary between the exiled warrior and King Alfonso. He is deeply honorable, refusing early rewards from the Cid until he can properly prove his valor in combat against Moorish forces.

Martín is a brave citizen of Burgos who risks the king's wrath to provide the Cid with supplies. He quickly proves his resourcefulness by helping secure crucial funding for the exiled army. Unafraid of giving up his home for a life of warfare, he becomes one of the central pillars of the Cid's growing military force.

Fernando is an heir of the Carrión family, possessing high social status but lacking true chivalric honor. He and his brother plot to marry the Cid's daughters in order to claim the vast wealth the warrior accumulates in exile. Beneath his aristocratic titles, he harbors deep insecurity and cowardice that threatens the harmony of the Cid's extended household.

Diego is a proud nobleman from the Carrión family who values wealth and social standing over martial prowess and loyalty. Seeking to elevate his financial position, he pursues a marriage with the Cid's family. He represents the corrupt and craven nature of the established nobility, standing in sharp contrast to the brave, self-made men in the Cid's army.

Abengalbón is a Muslim ruler who forms a strong, peaceful alliance with the Cid. Governing the territory of Molina, he repeatedly goes beyond mere diplomatic obligations to provide massive escorts and protection for his friend's family. He possesses a sharp mind and values loyalty over religious divides.

Doña Jimena is the devoted wife of the Cid. Left behind in Castile under the care of the local abbot, she endures the pain of separation and constant worry for her husband's safety. She demonstrates immense piety and trust in God, serving as the emotional anchor for the Cid's aspirations to restore his family's honor.

Doña Sol is one of the Cid's two daughters. Raised to respect her family and her sovereign, she becomes a pawn in the political maneuverings of the Castilian court when the king arranges her marriage. She faces extreme hardship due to the treacherous nature of the Carrión nobles who view her merely as a source of wealth.

Doña Elvira is the Cid's other young daughter, entrusted to the care of the Church during his banishment. Like her sister, her future and social standing are heavily impacted by her father's rising wealth and the subsequent marriage arrangements orchestrated by King Alfonso.

Raguel is a wealthy moneylender residing in Burgos. Driven by profit, he agrees to hold two heavy, sealed chests as collateral in exchange for funding the Cid's newly formed army. He represents the financial realities and transactional necessities of the medieval wartime economy.

Vidas is a moneylender in Burgos who operates alongside Raguel. He eagerly participates in the lucrative deal to fund the exiled warrior, expecting substantial interest in return for their financial assistance.

Don García is an influential courtier and a bitter enemy of the Cid. Jealous of the exiled knight's rising fortune and military success, he constantly works to undermine the Cid's reputation before King Alfonso and aligns himself with the scheming Carrión family.

Pedro is the Cid's spirited nephew and one of his most fearless knights. Known for his impulsiveness on the battlefield, he serves as a fierce protector of his uncle's honor and holds deep disdain for the cowardly nature of the Carrión nobles.

Muño Gustioz is a trusted knight in the Cid's inner circle. He serves as an observant guardian and reliable messenger, eventually stepping forward to defend the family's honor against the insults of the Carrión clan.

Félix is the Cid's nephew, deeply dedicated to the welfare of his family. Suspicious of the Carrión brothers' intentions, he follows their tracks and proves instrumental in safeguarding the vulnerable members of the Cid's household.

Don Sancho is the abbot of San Pedro de Cardeña. Entrusted with the Cid's funds, he takes on the responsibility of sheltering and providing for Doña Jimena and her young daughters while the Cid campaigns in Muslim territories.

Count Ramón is a boastful, reckless Catalan ruler who attacks the Cid out of personal spite. Following a humiliating defeat, he stubbornly refuses to eat out of wounded pride, but is eventually won over by the Cid's diplomatic mercy and good humor.

Don Jerónimo is a fierce French bishop who brings a crusading zeal to the Cid's campaigns. Unlike the Cid's pragmatic approach to warfare, the bishop relishes combat against non-Christians and famously fights with weapons in both hands.

Ansur is an arrogant, gluttonous nobleman related to the Carrión family. He represents the worst excesses of the established aristocracy and eagerly joins his kin in attempting to demean the Cid's hard-won reputation.

King Yusef is the ruler of Morocco who attempts to reclaim Valencia from the Cid. He underestimates the Spanish forces and is driven into a swift retreat, inadvertently supplying the Cid with immense wealth and valuable horses.

King Búcar is another Moroccan monarch who wages war against the Cid. His aggressive invasion forces the Spanish defenders to protect their newly established home, leading to a fateful clash on the battlefield.