Investigates the mysteries behind declassified top secret government files with stunning details about the world's most credible UFO sightings and alien encounters. The series pieces together the data on these incidents, and tries to answer the question: what really happened?
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Best Episodes of UFOs Declassified
UFOs vs. Airliners
S1 Ep6
7.6
6th Feb 2015
Well-documented sightings of UFOs by commercial airliner pilots may be proof of danger lurking in our skies.
UFO Crash Sites
S1 Ep4
7.3
30th Jan 2015
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.
Worst Episodes of UFOs Declassified
Black Triangles
S1 Ep2
6.9
16th Jan 2015
An investigation into triangular-shaped UFOs seen in the 1980s and 90s - they might be the best evidence of extraterrestrial crafts?
Battle of Los Angeles
S1 Ep3
7.0
23rd Jan 2015
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?
UFOs Declassified Episode Guide
Red Alert
S1 Ep1
7.3
9th Jan 2015
UFO sightings over nuclear facilities trigger high alert responses - are they top-secret aircraft or something from another world?
Black Triangles
S1 Ep2
6.9
16th Jan 2015
An investigation into triangular-shaped UFOs seen in the 1980s and 90s - they might be the best evidence of extraterrestrial crafts?
Battle of Los Angeles
S1 Ep3
7.0
23rd Jan 2015
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?
UFO Crash Sites
S1 Ep4
7.3
30th Jan 2015
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.
Shoot 'em Down
S1 Ep5
7.1
13th Feb 2015
True stories of fighter pilot encounters with unidentified flying objects in our skies – including pilots who were ordered to ‘shoot ‘em down’.
UFOs vs. Airliners
S1 Ep6
7.6
6th Feb 2015
Well-documented sightings of UFOs by commercial airliner pilots may be proof of danger lurking in our skies.
