Mean Machine

A former England captain and admitted match-fixer who enters Longmarsh as a celebrated convict. He refuses to stay on the sidelines and instead channels his notoriety into coaching a team of inmates. Throughout, he battles guilt while choosing courage and leadership over self-interest, ultimately redeeming himself through action. His protection of a fellow inmate and his decisive late-game play showcase his moral pivot from cheat to champion.

An elderly, seasoned inmate who teaches Meehan how to navigate prison life and survive its dangers. Doc provides practical wisdom and acts as a quiet moral compass for the group. His death in the bomb blast becomes a stark turning point for the team, galvanizing the others. He embodies sacrifice and the unexpected mentorship that can arise in confinement.

A feared gangster within the prison, respected for his control over the inmate population. He wields influence like a currency, aligning with others to maintain power and profit. His clashes with Meehan reveal the brutal logic of prison politics and the fragile nature of loyalty. He stands as a antagonist who helps drive the conflict surrounding Meehan's team-building effort.

A fast-talking contraband dealer who becomes Meehan's ally and recruiter. Massive supplies the team with resources, charm, and hustle, turning a motley group of convicts into a workable squad. He thrives on street-smart tactics and a shared goal, forging trust through practical help. His involvement is crucial to the team's formation and energy.

A violent maximum-security inmate recruited for his strength and fearless presence on the field. The Monk's raw power makes him a formidable asset, though his aggression also contributes to the prison's volatile atmosphere. He tests Meehan's leadership and forces the team to balance risk with discipline. His presence heightens the stakes of every match.

A psychotic inmate who is willing to kill to resolve problems, and who crafts a bomb aimed at Meehan. Nitro's schemes push Meehan and the team to navigate threats from within the prison's guard-dominated power structure. He later faces consequences for his actions, highlighting the extreme lengths some will go for control. His presence underscores the ever-present danger in the facility.

An unlicensed bookmaker who collaborates with the warden to recover money through prison-based bets. He represents the external entrepreneurial greed that can infest a closed system. Barry's threats contribute to the pressure Meehan faces to throw the match. He embodies the profitable dark side of the prison economy.

Captain of the Guards who is initially entangled in the governor's plan but ultimately refuses to cooperate in a revenge plot against Meehan. He strains under the dual pressures of duty and loyalty to the institution. Burton's stance demonstrates the tension between personal honor and institutional pressure. He ultimately becomes a counterbalance to the governor's manipulation.