The Doomsday Flight 1966

Synopsis:

A bomb on board an airliner has an altitude-sensitive trigger. Unless a ransom is paid, it will explode when the plane descends to land.

Directed by: William A. Graham
Written by: Rod Serling
Runtime: 100 minutes
Tagline: Fly ... and run out of fuel ! Land ... and my bomb explodes !
Cast:
Jack Lord
Jack Lord
Special Agent Frank Thompson 
Edmond O'Brien
Edmond O'Brien
The Man 
John Saxon
John Saxon
George Ducette 
Van Johnson
Van Johnson
Capt. Anderson 
Tom Simcox
Tom Simcox
Chipps, Flight Engineer