The B-25 used in this episode was military surplus, purchased at a price of $2500. The plane was disassembled, transported to the desert location, and reassembled on site.
First The Twilight Zone (1959) episode to feature the familiar Marius Constant theme. Also the first to feature an on-camera Rod Serling narration at the beginning of the episode.
The planes shown flying are U.S. Navy F9F-8 Cougar fighter jets flown by the "Blue Angels" aerobatic team and built by Grumman.
The CBS TV movie Sole Survivor (1970) was also loosely based on the 1958 discovery of the World War II bomber in Libya, but it was largely told from the point of view of the dead crew's ghosts.
'King Nine' the plane featured here is a B-25 'Mitchell' a 2 Engine WWII era Medium Bomber. Up to this time, the only US Bomber named for a Person, Maj. General William 'Billy' Mitchell.