About this programme
Every inexplicable flash or strange aircraft makes us believe we've spotted extraterrestrials - but what if they've been watching us all along.
Programme listing
Alien Corridors
New Mexico
Other airings
Thu 23 Jul
19:00Alien Corridors
Washington StateSky History2Fri 24 Jul
01:00Alien Corridors
Washington StateSky History2Fri 24 Jul
19:00Alien Corridors
Tinley ParkSky History2Fri 24 Jul
21:00Alien Corridors
New MexicoSky History2Sat 25 Jul
01:00Alien Corridors
Tinley ParkSky History2Mon 27 Jul
19:00Alien Corridors
AlaskaSky History2Tue 28 Jul
01:00Alien Corridors
AlaskaSky History2Tue 28 Jul
19:00Alien Corridors
SedonaSky History2Wed 29 Jul
01:00Alien Corridors
SedonaSky History2Wed 29 Jul
19:00Alien Corridors
The Pine BarrensSky History2Thu 30 Jul
01:00Alien Corridors
The Pine BarrensSky History2Thu 30 Jul
19:00Alien Corridors
Falkirk TriangleSky History2
19:00Alien Corridors
Washington StateSky History2Fri 24 Jul
01:00Alien Corridors
Washington StateSky History2Fri 24 Jul
19:00Alien Corridors
Tinley ParkSky History2Fri 24 Jul
21:00Alien Corridors
New MexicoSky History2Sat 25 Jul
01:00Alien Corridors
Tinley ParkSky History2Mon 27 Jul
19:00Alien Corridors
AlaskaSky History2Tue 28 Jul
01:00Alien Corridors
AlaskaSky History2Tue 28 Jul
19:00Alien Corridors
SedonaSky History2Wed 29 Jul
01:00Alien Corridors
SedonaSky History2Wed 29 Jul
19:00Alien Corridors
The Pine BarrensSky History2Thu 30 Jul
01:00Alien Corridors
The Pine BarrensSky History2Thu 30 Jul
19:00Alien Corridors
Falkirk TriangleSky History2
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