Project Blue Book
The Washington Merry-Go Round (1x10)
Season finale
Air date: Mar 12, 2019
Washington D.C. is invaded by UFOs, and Hynek and Quinn must uncover the true nature of the threat before it's too late.
- Premiered: Jan 2019
- Episodes: 20
- Followers: 349
- Ended
- History
- Tuesday at 22