Dead in a Heartbeat

Brilliant heart surgeon who refuses to abandon a patient mid-operation, even as a bomb threat rocks the hospital. She bears the weight of a prior tragedy and must balance clinical precision with moral resolve under extreme pressure. Her quick thinking and leadership push the emergency response forward and fuel the investigation into the bomber.

A seasoned detective who interrogates Hayes while coordinating with hospital staff. He remains steady under pressure, guiding the human element of the crisis and shielding Hayes from premature blame. His persistence helps connect the hospital disaster to the bomber’s motive and the race to stop further attacks.

A grieving father whose vendetta targets the medical team after a prior death in surgery. He orchestrates a series of bombings, using medical devices as triggers and revealing the dangers of vengeance when lives are at stake. His presence drives the film's moral and thriller elements.

A physician colleague working alongside Hayes, facing the same crisis and contributing to the plan to outsmart the device-driven threat. He shares the professional commitment to patient safety and the heavy burden of the hospital's high-stakes environment. His role expands the medical perspective in the investigation.

A teacher who was a patient of Hayes, she becomes entangled in the crisis and ultimately falls victim to the explosions. Her presence underscores the collateral emotional toll of the attack on families and hospital staff. Her fate highlights the random cruelty of the sequence of events.

A patient identified as a future target; Hayes and Royko race to locate and save him as the bomber's plan expands. His vulnerability emphasizes the ongoing threat to multiple patients and the hospital’s duty to protect all lives within reach.