Where To Stream Project Blue Book Season 2 Episode 10
Operation Mainbrace
- Aired March 24, 2020
- 60 Min
- Rated 8.2
- Number 2 Of 20 Rated Episodes
When UFOs and USOs (unidentified submersible objects) begin plaguing a massive naval exercise on the border of Russian waters, Hynek and Quinn realize it's up to them to stop a rogue Admiral from starting World War III.