Sacha

Continuity mistake: When Lenny leads his car with the cops in, the car is facing a very short road ending in a small mount of rocks. The following wider angle shows a very wide open space with grass and a huge cliff.

Sacha

Continuity mistake: Behind where Nuclear Man lands there's no school bus on the wide shot, which is a matte painting, but a frame later one appears and stays there for the rest of the scene.

Sacha

Continuity mistake: When nuclear Man bursts the cab's hood, the radiator explodes and vanishes. A second later it's back on.

Sacha

Continuity mistake: In the quarry, Lenny parks his car to the very right of two wagons. Seconds later the car is in front of them.

Sacha

Continuity mistake: When Lacy shows the mock front page of the Daily Planet she holds it covering the red circle on the top right. A frame later she's holding it several inches down.

Sacha

Continuity mistake: When Nuclear Man arrives to earth, full of energy from the sun, his footsteps don't glow; neither do they when he arrives to the balcony, several scenes later. Then a couple of seconds after they glow but stop glowing when he walks towards Superman and keep that way for the rest of the film.

Sacha

Continuity mistake: The Soviet missile has legible CCCP red letters, but in the following shot it's covered in snow, although the close-ups don't show any snow falling.

Sacha

Continuity mistake: When the Soviets are about to launch the missile in the snowy field, there are two soldiers on the right and a third with a black hat running away. A second later there are three soldiers plus the one with the black hat who's now there.

Sacha

Continuity mistake: When Superman stops the Soviet spaceship from turning around the solar panel is facing upwards, a second later the spaceship has changed position and the panel is sideways.

Sacha