Two nighttime establishing shots of the Cole ranch were obviously shot in the daytime.
When Steve Harris is being cross-examined by Perry during the trial, he has just finished stating "... beneath Mrs. Coles' bedroom" when there is the loud sound of something out of shot being dropped, hitting a hard surface, and bouncing, which the actors ignore.
When Frank Maddox is testifying, actor Don Anderson appears both as a spectator in the courtroom and as a juror in the jury box.