A school in New Mexico is really a front for an alien indoctrination center. The head of the school offers a pilot a lot of money to smuggle in its otherworldly students.
The same large gear mounted on a shaft is seen in many episodes, makes its first appearance inside an aircraft (Ivy Curtain). In one episode ("Summit Meeting" in the circle gallery) it's even painted in bright colours and pops up both outside and inside the gallery.
Narrator:
This is Mr. William Burns, educator, business administrator - here on the planet Earth for less than a year. David Vincent first saw Burns at an alien installation in Miami. Last week, he found him again in Omaha, and followed him here to Cameron, ...
When the DC-3 at the beginning of the episode is in the rainstorm, the close-up of the cockpit shows the rain cascading down the fuselage. At an airspeed of 200 mph or so the rain would be pushed backwards along the fuselage.
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