Star Kid

A shy seventh-grader who stumbles into heroism after melding with a cybernetic suit. He learns to wield new powers while navigating school, friendships, and crushes, growing into a more confident and responsible individual. His relationship with Cy is the catalyst for his personal development and bravery.

Spencer's schoolmate and crush who becomes part of his night-time adventures. She represents everyday teenage life and provides emotional support as Spencer grapples with the suit's power. Her presence grounds the story and highlights the value of friendship and trust.

A neighborhood bully who gradually shifts into an unlikely ally. Turbo's rough exterior masks a willingness to back Spencer up when danger looms, adding humor and heart to their evolving friendship. His street-smart pragmatism helps drive the action forward.

A prototype exosuit with artificial intelligence that grants incredible speed and strength. The suit is damaged in battle, then revived at the end by alien help, serving as the technological heart of the story. Its relationship with Spencer raises questions about power, control, and responsibility.

A leader of the Trelkin from a distant world who repairs Cy and grants Spencer a badge of bravery. Tenris represents the larger galactic conflict shaping the human-alien alliance in the film. His appearance ties Spencer's night-long adventures to a broader cosmic mission.

An insectoid alien warrior tasked with capturing Cy to analyze the suit for war. The battle with Spencer and Turbo culminates in a climactic, deadly confrontation that ultimately ends with Cy's rescue and the alien threat being neutralized.