BOAC Flight 781 ,South African Airways Flight 201, Aloha Airlines Flight 243, British Airways Flight 5390, United Airlines Flight 811, Helios Airways Flight 522. This special looks at accidents and incidents where pressurization failure or explosive decompression played a part. Episodes re-visited: Hanging by a Thread, Blow Out, Unlocking Disaster, Ghost Plane.

Alaska Airlines Flight 261, Japan Airlines Flight 123, Atlantic Southeast Airlines Flight 529, Swissair Flight 111, United Airlines Flight 585, USAir Flight 427, Eastwind Airlines Flight 517. This special looks at accidents caused by seemingly minor defects or errors. Episodes re-visited: Cutting Corners, Out of Control, A Wounded Bird, Fire on Board, Hidden Danger.