UFO Files
Season 1, Episode 4: UFOs: Then and Now - Aliens and Contact
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Investigation into the 1991 mass UFO sighting over Mexico City during a solar eclipse and other sightings as possible examples of alien contact with the inhabitants of planet Earth.
All Episodes - Season 1
Episode 0
UFOs: Then and Now - Cause for Alarm
Episode 1
Beyond The War Of The Worlds
Episode 2
Brazil's Roswell
Episode 3
Britain's Roswell
Episode 4
UFOs: Then and Now - Aliens and Contact
Episode 5
Deep Sea UFOs: Red Alert
Episode 6
Area 51: Beyond Top Secret
Episode 7
Mexico's Roswell
Episode 8
Majestic Twelve UFO Cover-Up
Episode 9
Out of This World
Episode 10
Alien Engineering Part 1
Episode 11
Alien Engineering Part 2
Episode 12
Delete Me
Episode 13
The Gray's Agenda
Episode 14
China's Roswell
Episode 15
Deep Sea UFOs
Episode 16
UFOs: Then and Now - The Innocent Years
Episode 17
Delete Me
Episode 18
Delete Me
Episode 19
Delete Me
Episode 20
Delete Me
Episode 21
An Alien History of Planet Earth
Episode 22
Ancient Aliens
Episode 23
Area 51
Episode 24
Cattle Mutilations
Episode 25
UFOs of the 70's
Episode 26
Britain's X-Files
Episode 27
Kecksburg UFO
Episode 28
Roswell: Final Declassification
Episode 29
Roswell: Roswell Secrets Unveiled
Episode 30
Real UFOs
Episode 31
Texas' Roswell
Episode 32
The Day After Roswell
Episode 33
Pacific Bermuda Triangle
Episode 34
UFOs: Then and Now? Cause for Alarm:
Episode 35
When UFOs Arrive
Episode 36
Soviet UFO Secrets Revealed
Episode 37
Then and Now: Nightmare
Episode 38
UFO Cults
Episode 39
Ufo Hot Spots
Episode 40
UFOs and the White House
Episode 41
UFOs vs. The Government: