NASA's Unexplained Files Season 5 Episode 4 Secret Aliens 2017
7/10 by 30 users
An astronomer records an unusual signal from a distant star. FBI agents find classified documents at the home of a NASA scientist. When scientists discover strange DNA in the octopus, they examine if their origins could be alien.
- Released: 2018-01-13
- Runtime: 60 minutes
- Genre: Documentary, Talk, Mystery
- Stars:
- Director:
