TV Mayday: The Accident Files - Season 3 Episode 4 : Lapse in Security Mayday: The Accident Files - Season 3 Episode 4 : Lapse in Security 9.2/10 by 5 users This episode looks at how prohibited items got past airport security. Types of aircraft: Flight 1771: British Aerospace 146; Flight 182: Boeing 747-200B; Flight 873: McDonnell Douglas MD-90-30. Details Casts Posters Images Title Mayday: The Accident Files - Season 3 Episode 4 : Lapse in Security Alternative Titles Mayday Catástrofes Aéreas First Air Date 2018-07-09 Last Air Date 2024-07-08 Number of Episodes 90 Number of Seasons 11 Genres Documentary, Networks National Geographic Channel, Casts Plot Keywords , Episodes List Mayday: The Accident Files Season 3 :Episode 1 Courage in the Cockpit Courage in the Cockpit 2020-09-03 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 2 Death from Above Death from Above 2020-09-10 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 3 Survivors Survivors 2020-09-17 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 4 Lapse in Security Lapse in Security 2020-09-24 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 5 Heat of the Moment Heat of the Moment 2020-10-01 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 6 VIP on Board VIP on Board 2020-10-08 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 7 Mountain Impact Mountain Impact 2020-10-15 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 8 Take Off Tragedies Take Off Tragedies 2020-10-22 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 9 Maintenance Mistakes Maintenance Mistakes 2020-10-29 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;... Mayday: The Accident Files Season 3 :Episode 10 Instrument Confusion Instrument Confusion 2020-11-05 In this spinoff of Mayday/Air Crash Investigation, every episode examines multiple aviation disasters that prove to have similarities including;...