Throughout the courtroom scene with Ruby Bates, the judge is wearing a long tie, but in the close up when he announces the court will reconvene on Monday, he is wearing a bow tie as he had throughout the earlier part of the trial.
The opening sequence, a series of vignettes showing the events which led to the trial, is set on a freight train in 1931. Twice, the modern Diesel-electric locomotive heading the train comes into shot. And, for most of the sequence, the train is stationary.