Bill is a dedicated commercial airline pilot who prioritizes the safety of his passengers. He is a loving father and husband, though his demanding schedule sometimes creates friction at home. He is resourceful and methodical when thrust into an impossible crisis during a routine flight to New York, forced to choose between his family and his plane.

Saman is a Kurdish immigrant who holds Bill's family hostage, demanding that Bill crash his commercial flight into Washington, DC. Driven by profound grief over the loss of his relatives in an overseas conflict, he uses fear and violence to force the American public to recognize his pain. He shows surprising moments of care toward his captives, revealing a complex background.

Jo is a veteran flight attendant and the authoritative captain of the cabin on Bill's flight. With years of experience and sharp instincts, she takes charge of the passengers' safety when the crisis begins. She is level-headed and quickly leverages her personal connections to find help on the ground.

Theo is Jo's nephew and an FBI agent who finds himself thrust into a high-stakes terrorism case. Currently sidelined due to disciplinary issues, he operates heavily on instinct. He is willing to risk his career and physical safety to protect his aunt and the hostages.

Carrie is Bill's wife and the mother of their two young children. She is fiercely devoted to her family and demonstrates remarkable composure when taken hostage in her own home. She continuously seeks ways to protect her children and support her husband from afar.

Ben is the copilot on Bill's flight to Washington, DC. He is professional and focused on his duties in the cockpit during the early stages of the flight. Bill carefully manages his interactions with Ben while secretly communicating with the hijacker and ground control.

Scott is Bill and Carrie's ten-year-old son, who is missing his father at his first little league baseball game of the season. He is a brave older brother who tries to keep his infant sister calm during their terrifying ordeal.

Elise is Bill and Carrie's ten-month-old baby girl. Her presence heightens the emotional stakes for the Hoffman family as they endure the hostage situation.

Michael is an experienced veteran flight attendant who assists Jo in managing the increasingly tense passenger cabin. He relies on his training and close working relationship with Jo to help maintain order and execute defensive strategies during the flight.

Kellie is a young, newly hired flight attendant who deals with an unprecedented crisis on one of her early flights. She works closely with Jo and Michael to assist the passengers, learning rapidly under extreme pressure.

Michelle is an Assistant Director at the FBI and Theo's direct supervisor. She is pragmatic and cautious. She carries the heavy responsibility of coordinating the tactical response to the hostage situation while weighing secondary military protocols.

Walt is the airline's chief pilot who personally asked Bill to take the flight to New York. He possesses compromising material on his computer that makes him a target for blackmail.

Rick is a social media influencer traveling on the flight. His attempts to document the oxygen mask deployment inadvertently spread misinformation and escalate the panic among the passengers and the public.

Dave is an anxious and aggressive passenger who struggles to accept the flight attendants' instructions. His fear leads him to act unpredictably, complicating the crew's efforts to keep the cabin secure.

Josip is a very large passenger initially viewed with suspicion by the flight crew. Despite his intimidating appearance, he steps up to volunteer when Jo needs physical assistance containing a dangerous situation in the cabin.

George is the head of the air traffic controllers at JFK airport in New York. He manages the immense stress of preparing his team for a potential disaster while dealing with military officials.

Dusty is the most senior air traffic controller at JFK airport. He pays close attention to the flight's communications and trajectory, providing crucial updates to his supervisor.