Revealing mistake: When Zod takes the rifle out of the cop's hand the strings moving the rifle are seen, each by the side of the cop's cowboy hat when the rifle turns red.
Sacha
Revealing mistake: When Ursa blows the helicopter away, the string holding it is visible.
SachaRevealing mistake: When Non falls on Superman and breaks the concrete, the hole opens before Non falls on him.
SachaRevealing mistake: In the ice cave, when Superman makes himself invisible, watch Zod's head jumping slightly to the back, revealing where the scene was edited to achieve the effect.
SachaRevealing mistake: When the Empire State antenna falls down the wires holding it are visible.
SachaRevealing mistake: In the New York battle scene, after Ursa distracts Superman, Non punches him and he goes flying backward into a building. Watch very carefully along the bottom of the screen. You can tell that Superman isn't even matted in from the chest down. Where is the rest of him?
Revealing mistake: When Non tries to fly at the end of the film, but falls into the bottom of the Fortress of Solitude, watch closely. He appears to hit some sort of safety pad after he falls, making the fog around him disperse very briefly, which shows him safely land on the pad. The fog quickly comes back and covers him as he ducks his head down.
Revealing mistake: When Non goes through the pavement, the hole reveals it's a foam made floor.
Sacha
Revealing mistake: During the big fight in Metropolis, the close-up of the pram shows its empty. It must a very expensive pram for the mother to protect it in such a heroic way.
SachaRevealing mistake: When there are multiple Superman's in his home, Lois Lane runs to one of the fakes. It seems as if she is the fake because her image becomes slightly transparent as she runs through him.
Revealing mistake: Near the end of the film when the 3 villains enter the fortress, Ursa throws Lex Luther off her back and flies away. You can clearly see that it was a stuntman and not Gene Hackman.
Revealing mistake: Right when the Metropolis fight is about to start, Superman flies to the Daily Planet and passes by a building. Check the pattern on the windows and you'll notice that the same small door on the left appears almost everywhere, revealing that a miniature was used.
SachaRevealing mistake: The villains send cars flying through the air. This was achieved with detailed scale model cars in a scale model Metropolis. But in order to mimic the blown-away citizens they use cheap mannequins that move on some sort of conveyor belt. (01:43:50)
SachaRevealing mistake: When the villains blow away the stuff in Metropolis, the fire hydrant falls down and reveals it wasn't fixed to the ground, a blatant prop.
SachaRevealing mistake: When Non punches Superman and he crashes against a metal wall, there's a brief shot where Chris Reeve's stunt double is very noticeable.
SachaRevealing mistake: At the Fortress, when the villains and Superman play the appearing/disappearing trick, there's a shot with 4 Supermen onscreen, a special effect which was achieved with stand-ins. The one in front of Zod, and especially the one next to Lois look nothing like Christopher Reeve.
SachaRevealing mistake: When Luthor is about to climb up the balloon his bald cap wrinkles by his nape.
SachaRevealing mistake: In the prison laundry, Luthor's bald cap is very noticeable, especially by his sideburns.
SachaRevealing mistake: When the phantom zone explodes it is a cheap pencil drawing animation.
SachaRevealing mistake: When Luthor and Teschmaker are in the balloon, in the wide angle they both become coloured green due to the blue screen effect.
Sacha
