Unsealed: Alien Files - Unwelcome Visitors

Seizoen: 4 - Aflevering: 8 / 93 - Eerst uitgezonden: 22 mei 2015 - Episode ID: 1148089

If aliens have visited Earth, why are they here and what are they truly after? Investigations have revealed the possibility that aliens are interested in experimenting on not only the human body, but the human mind as well.