History cancelled 'Project Blue Book' & 'Knightfall'
‘Project Blue Book’ Ending At History After Season 2, ‘Knightfall’ Cancellation Confirmed https://t.co/TvRAwdeppP pic.twitter.com/770bEVxtcw
- Deadline Hollywood (@DEADLINE) May 7, 2020
- For all 5 of us who care, Project Blue Book was cancelled after two seasons T_T
- There's currently a fan campaign to save Project Blue Book
- Knightfall also lasted two seasons
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