Dead Men Walking (2005)

A deadly virus transforms its victims into flesh-eating zombies, leading to their confinement in a high-security prison. As the undead roam the halls, the guards and staff soon find themselves trapped alongside their monstrous captives. With survival at stake, they must devise a daring escape plan amidst the chaos. However, navigating the zombie-infested corridors proves perilous, leaving them to confront the grim reality that getting out alive is nearly impossible. Tension mounts as fear and desperation drive their fight for freedom.