Tunnel — Characters & Cast

Returning home alive to his wife and young daughter.

Starts as a pragmatic, cheerful car salesman eager to reach his family. Trapped under the rubble, his easygoing optimism is battered by starvation and isolation, but he maintains human empathy and moral clarity, refusing to succumb to animalistic despair.

Keeping her husband tethered to hope while protecting their family's dignity.

Moves from panicked shock to quiet, resolute endurance. She serves warm meals to rescue crews at the base camp while shielding herself and her daughter from relentless media hounds and public vitriol.

Upholding the ethical oath that no human life is abandoned while there is breath.

Begins as a seasoned, pragmatic rescue chief navigating bureaucratic interference. As superiors and the public pressure him to abandon the mission, his moral resolve hardens, transforming him into Jung-soo's staunchest defender.

Wanting to attend her new corporate job orientation and see her mother again.

A young woman trapped in another crushed vehicle deeper in the tunnel with her pet pug. Fatally injured, her brief presence tests Jung-soo's capacity for altruism as he shares his scarce water and comforts her in her final hours.

Optics, image preservation, and political liability management.

Remains static throughout the film, treating the rescue headquarters as a political stage for photo opportunities and campaign messaging.