When the man is seen waiting for the bus at the beginning of the movie, he is shown wearing light colored clothes and holding a dark jacket. When he gets on the bus and walks past the women, he is wearing dark clothes and carrying a light colored jacket.
In the first minutes of the film, Lee Remick with her daughter on her lap is chatting with an older woman next to her on the bus. She says she has to have her daughter take a nap, and puts the daughter on her left shoulder. In the next scene the daughter is on her right shoulder.
When Henry and Georgette are seen in bed together, in the first shot, George is on the left side of the bed, and Georgette on the right. When he's shown having his nightmare, Henry is now on the right side.
Near the end of the film, right after Slim seats Georgette and Margaret Rose in his car, he closes the door and the camera along with the head of the camera operator can be briefly glimpsed in the rear passenger-side window; then in the next shot, as Slim is backing the car out, the entire crew, as well as their equipment, can be seen reflected on the driver side of his car.