Revealing mistake: When Cabal and Passworthy look upon the distant searchlights from their doorstep, it's plain that the "beams" of light are really just solid dowel rods being swung about.
Things To Come (1936)
1 revealing mistake - chronological order
Directed by: William Cameron Menzies
Starring: Ralph Richardson, Raymond Massey, Edward Chapman, Margaretta Scott
Genres: Sci-fi
Revealing mistake: When Cabal and Passworthy look upon the distant searchlights from their doorstep, it's plain that the "beams" of light are really just solid dowel rods being swung about.
John Cabal: If we don't end war, war will end us.