Shakma

A university professor who injects Shakma with an experimental drug and then orchestrates a deadly live-action game to test his control. He locks down the building, disables alarms, and presides as gamemaster, prioritizing data and dominance over anyone’s life. His cold calculation and scientific arrogance spur the horror that follows.

A medical student who cannot bring himself to euthanize Shakma and becomes entangled in the professor’s game. He fights to protect his friends while grappling with guilt and moral conflict. Driven by grief and resolve, he seeks to stop the monster, ultimately paying a final, tragic price.

A fellow student who takes decisive action to slow Shakma, using a strobe to blind the creature and delaying its rampage. She stays engaged in the dangerous tense moments, risking her safety to protect others. Her bravery ends as she is overtaken by the predator.

Richard's younger sister who stays on the top floor and becomes a focal point and lure within the game. She is a casualty of Shakma after locating her brother’s body, highlighting the human cost of the deadly spectacle.

Sam’s friend who ventures to uncover what happened to the others and is killed after discovering the severed truth on the premises. His curiosity accelerates the danger and catalyzes the group’s unraveling.

A participant in the game whose curiosity and loyalty lead him into danger. He dies while attempting to navigate the building’s locked spaces, removing another barrier to Shakma’s spread.

Richard’s girlfriend who escapes by driving away from the peril, serving as a counterpoint to the trapped protagonists. Her actions provide a thread of survival outside the immediate danger.

A student who ventures into dangerous areas and is killed by Shakma during the creature’s assault on the specimen room. His fate marks another turning point in the group’s collapse.

A hamadryas baboon whose consciousness shifts from sleeping subject to deadly predator after the experimental intervention. Shakma’s rampage drives the film’s tension and ultimately becomes the catalyst for the survivors’ downfall.