Continuity mistake: The length of Edward G. Robinson's necktie rises and falls, often within the same scene.
Continuity mistake: Near the end, banditos murder Fred C. Dobbs and leave his stripped body by the waterhole as they go chasing after the burros, which they later try to sell in town. Within hours, Howard and Bob Curtin ride right past the same waterhole on their way to town, but Fred Dobbs' body is nowhere to be seen.
Continuity mistake: Near the end of the movie, Lucinda is severely injured in her leg, and has to hobble to walk. In the last scene (a short time later) as she approaches her home, she is walking with no problem, and has her arm in a sling.
Continuity mistake: When Rupert gives ice cream to Brandon, they are besides a wall between the living room and the entrance of the house but the shot later, they are on the other side of it.
Continuity mistake: When Leona picks up her hand mirror, her medicine tray is positioned directly in front of her on her bed. When she puts the hand mirror down in the next shot, the medicine tray is pushed about a foot away from her bed.
Continuity mistake: When Montgomery Clift puts the boy into his jeep, the jeep has the standard seats. When he arrives at his house with the boy, the jeep has custom seats. The seats change again later in the movie also.
Continuity mistake: In the opening scenes, the Red Witch has her lee rail almost awash, yet the view on deck and in the cabin following, the vessel is perfectly upright.
Continuity mistake: When the Babe hits his sixtieth home run, the game is played against the Washington Senators. However, when running the bases, you can see that the scoreboard has them playing against Chicago. (01:01:00)
Continuity mistake: The protagonist wakes up screaming and runs away from her cabin. A conductor restrains her. During the scene, the shadows on the wall/poster and on the torso of the black helper heavily change depending on the camera angle used. (00:02:25)
Continuity mistake: As he eats, a bread chunk rests on the table to the right of Oliver's bowl. As he rises, the bread is gone. (00:14:20 - 00:14:50)