Zero One(1962)

Zero One is a British security drama following airline detective Alan Garnett as he works for an international air safety network headquartered at London Airport. Tasked with combating hijackers and smugglers while preventing airborne disasters, Garnett navigates the high-stakes world of aviation security. The series captures the tension of protecting global air travel, blending procedural investigation with the constant threat of criminal activity at 30,000 feet. Each episode presents new dangers that test Garnett's skills and resolve as he works to maintain peace in the skies and on the ground.