Mayday - Season 23 - Eps 2: Mixed Signals (Independent Air Flight 1851)
Independent Air Flight 1851 is en route from Italy to the Dominican Republic and is scheduled to refuel on a Portuguese island. For some reason, a Boeing 707 crashes into a mountain just minutes before the airport. The international team of investigators finds no mechanical faults at all and is confused about the cause of the accident. Then the CVR reveals a cluster of errors that sealed the fate of the 144 passengers.
About Mayday

Title: Mayday
First Air Date: 2003-09-03
Last Air Date: 2025-03-23
Status: Returning Series
Rating: 8.2/10 (from 260 votes)
Language: EN
Seasons: 26
Total Episodes: 229
Network: 5 Discovery Sky History National Geographic Channel National Geographic
Genres: Documentary, Drama, Crime
Production Companies: Cineflix Productions, World Media Rights
Synopsis
Major real-life air disasters are depicted in this series. Each episode features a detailed dramatized reconstruction of the incident based on cockpit voice recorders and air traffic control transcripts, as well as eyewitnesses recounts and interviews with aviation experts.
Cast

Stephen Bogaert
Narrator (voice)

Jonathan Aris
Narrator (Nat Geo)