"Project Blue Book" Close Encounters (TV Episode 2020) - IMDb
The episode uses a unique narrative device, flashing forward to show an older Hynek (played by Aidan Gillen) consulting on the set of Steven Spielberg's 1977 film Close Encounters of the Third Kind . [S2E6] Close Encounters
The duo must defend their ongoing research as the government considers shutting down Project Blue Book. "Project Blue Book" Close Encounters (TV Episode 2020)
There are other series with similarly titled episodes in their second seasons: [S2E6] Close Encounters