The Substitute

A Vietnam War veteran who becomes an undercover substitute teacher. His military training shapes a disciplined, strategic approach to quelling classroom chaos, even as he wrestles with the ethical boundaries of vigilantism. He aims to protect students while navigating the murky line between justice and violence.

Shale's girlfriend and a schoolteacher at Columbus High School. She endures the threat of gang violence and attacks, which motivates Shale's risky undercover mission. Her resilience and presence anchor the emotional stakes of the story.

Another teacher who becomes an ally to Shale. He helps navigate the school's fraught social terrain and supports the undercover operation from within the staff. His loyalty and practical insights prove crucial to their plan.

A student who leads a local gang and orchestrates the attack on Jane. He sits at the center of a cocaine distribution network entwined with the school, presenting a dangerous threat that extends beyond the classroom. His influence underscores the reach of street crime into education.

The school's administrator who wields institutional power and orders Juan to pursue Jane. His role highlights the uneasy alliance between school leadership and the criminal underworld, complicating the mission to protect students.

One of Shale's students who becomes a focal point in the class and the broader investigation. He embodies the vulnerabilities and potential within the youth the film follows, illustrating how risky the environment can be for ambitious, hopeful pupils.

A student and witness who connects the classroom upheaval to the broader drug operation. Her perspective helps drive the narrative toward uncovering the network and understanding the stakes for those inside the school.

A Native American crime lord pursuing the return of stolen money. He represents a wider criminal force that undermines the school’s safety and integrity, intensifying the film's action and stakes.

A rival mercenary leader in the mix of operatives challenging Shale and his team. He adds an external threat that complicates the mission beyond the school grounds.

An ally who teams up with Shale to confront the narcotics network. His involvement underscores the collaboration required to confront violence and corruption.

The cautious headmaster who oversees Columbus High with a wary eye. His decisions shape the school's response to violence and the unfolding crisis, reflecting the pressures of maintaining order within a challenging environment.