Shubunka's (Barry Sullivan) facial scar switches sides and even disappears throughout the movie.
About 15 minutes into the picture, when people are going up and down the stairs to the elevated train platform, a shadow of the camera and crew member falls across them.
As Shubanka is on the boardwalk with the montage playing in his head, lightning and thunder begin. It is then a shadow of the camera and crew is visible tracking behind him on the storefronts.