Season 1

1. Red Alert

2015-01-09 · 48m

UFO sightings over nuclear facilities trigger high alert responses - are they top-secret aircraft or something from another world?

2. Black Triangles

2015-01-16 · 48m

An investigation into triangular-shaped UFOs seen in the 1980s and 90s - they might be the best evidence of extraterrestrial crafts?

3. Battle of Los Angeles

2015-01-23 · 48m

Anti-aircraft guns blast the skies over Los Angeles when an unknown flying object is spotted by thousands in 1942 - is it from earth or could it be extra-terrestrial?

4. UFO Crash Sites

2015-01-30 · 48m

Roswell is the most famous UFO story in history and a piece of debris found at the desert crash site might shed new light on what really happened in 1947.

5. Shoot 'em Down

2015-02-13 · 48m

True stories of fighter pilot encounters with unidentified flying objects in our skies – including pilots who were ordered to ‘shoot ‘em down’.

6. UFOs vs. Airliners

2015-02-06 · 48m

Well-documented sightings of UFOs by commercial airliner pilots may be proof of danger lurking in our skies.