Continuity mistake: When the bucket of yellow paint falls on the old man, he turns around and starts to walk backwards. In the next shot, he is facing forward.
Revealing mistake: At the chemical plant, while Superman is landing Jimmy Olsen, the crane that holds them in the air casts a shadow on the green truck behind.
Continuity mistake: The lid that falls on Clark has a bumpy side. One of the shots shows the lid falling with the bump pointing at Clark's head. For the rest of the shots the bumpy part is on the left side.
Continuity mistake: When the bus that Clark and Jimmy are on pulls up to the traffic jam, you can see the smoke from the fire is wafting all over the place. When the angle changes when the two climb off the bus, however, the smoke is limited to the distant view.
Factual error: When Richard Pryor is working his job in the computer room his boss walks up behind him and is amazed at a program that Pryor has written. The boss asks how he did it; Pryor answers that even he doesn't know. Look at the computer screen - Pryor's amazing computer program is just a bunch of worthless print commands that print sentences onto the computer screen; it serves no real function whatsoever.
Continuity mistake: When Superman arrives at Pisa for the second time, the sky changes from violet to blue.
Other mistake: The movies show that Superman can talk and live in space as normally as on earth, with no extra effort needed. Therefore, the scene of Superman choking and suffering inside a shield/ bubble with no air is totally senseless. The Krypotnite laser which does choke him appears after he has destroyed the bubble.
Visible crew/equipment: Lighting screen reflected on the police car's trunk by the burning factory.
Continuity mistake: In the bar, while bad Superman is destroying the bottles, the way they are placed and the ones that are broken or undamaged keeps changing between shots.
Audio problem: Inside the subway, Rikki's voice is heard but his mouth doesn't move.
Continuity mistake: Bad Superman punches Clark and he lands by a car door. In the next shot the door has magically moved on top of him, which makes Clark take it off of him.
Continuity mistake: When Clark is choking bad Superman, his right hand cleans itself after Superman disappears.
Continuity mistake: When Superman lands in Ross's attic, a chair moves to the left between one shot and another.
Continuity mistake: While bad Superman is in the bar, the whiskey bottle's label faces the window. From the window's point of view there's no label seen.
Continuity mistake: On the Grand Canyon, when Gus is about to get on the donkey, the first shot shows him several meters ahead of Vera. The next aerial angle shows him very close and parallel to her.
Continuity mistake: During the credits, a red and white pole with a light on top appears to the right of the crashed green car.
Continuity mistake: After Superman is swallowed by the super computer, red acid spills on the computer. Right before the acid breaks the floor, the computer is shown again, completely clean.
Continuity mistake: In the wheat field, after Superman brings Ricky, the upper sleeve from the pullover tied around Lana's neck changes size after Superman leaves.
Revealing mistake: When the two Supermen are fighting, towards the end Clark chokes evil Superman. In this shot you can see where they cropped a stuntman's hands in the place, where Clark's hands would be, in order to have Christopher Reeve play both parts.
Audio problem: When the power goes out all over Metropolis because of the Super Computer, Ricky and Lana are in the subway and panicking. Ricky cries out, "Why aren't the lights going on, " but you never see his mouth move.
Answer: For one, when a commodity like oil is in short supply and the demand is high, the price rises significantly.
raywest ★