Murder on Flight 502 (1975)

Storyline:

Murder on Flight 502 1975 A jumbo jet leaves New York After the plane has departed, a note is found in the first class lounge with an ominous message left by a passenger threatening to kill some of the passengers At first it is thought to be a sick joke, but soon a man posing as a priest and a stewardess are killed It is up to the captain to find the killer before the body count increases