Season 4 Episode
- Season 4 Second Skin
- Season 4 The 1952 Wave
- Season 4 The Freedom of Information Act
- Season 4 The Space Force
- Season 4 The Shoot Down Order
- Season 4 Seeing Is Believing
- Season 4 Inside UFOs
- Season 4 Unwelcome Visitors
- Season 4 Alien Journeys
- Season 4 Finding Aliens
- Season 4 UFOs Photos
- Season 4 UFOs From Earth
- Season 4 Summer of Saucers
- Season 4 Police Sightings
- Season 4 Space Shuttle Encounters
- Season 4 Mass Sightings
- Season 4 Mars, the Final Frontier
- Season 4 Alien Communications
- Season 4 Artificial Alien Intelligence
- Season 4 First Contact
Unsealed: Alien Files - Season 4 Episode 1 Second Skin
6.70 20 minutes Many experts believe aliens have visited the Earth for thousands of years, but if we can't survive space travel without a protective suit, how can they? Are some aliens mere shells or clones with an artificial consciousness?
