Continuity mistake: When Superman struggles to stop being dragged by the computer, there is debris all over the floor. When the computer explodes the debris disappears.
Sacha
Continuity mistake: When Superman takes Clark's glasses, he folds one arm of the glasses in. A moment later, that arm is extended, and he folds both arms and crushes them.
Movie NutContinuity mistake: When the toy penguin waddles into the smudge pot, its right wing and head catch fire. When Clark sees it, only a small amount of flame is on top of the head.
Continuity mistake: In the junkyard, when Clark comes out of the container, the hole he produces changes shape depending on the angle.
Sacha
Continuity mistake: Evil Superman is chasing Clark on a conveyor belt and starts to shout and move swiftly as if he was flying. A frame later, from another angle, he is calmed, walking and repeating all previous movements.
Sacha
Continuity mistake: When Gus is biting Ross, his hand rests on Gus's cheek, a frame later it rests on his head.
Sacha
Continuity mistake: When Ross is staying late at work, two women are taking their tennis shoes off. When the angle changes, the woman on the left is walking towards her locker and grabbing her tennis shoes again.
Sacha
Continuity mistake: Noticeable hand-double during the close-up of Gus unscrewing the fuse: Very dark skin and long fingernails as opposed to Gus's short nails and light-brown coloured hands.
Sacha
Continuity mistake: Before Vera is transformed into a robot, her face is covered in thin wires. A frame later they're gone.
Sacha
Continuity mistake: When Gus stays to work extra hours at the office, there are two girls in the background. A paper on the right appears / disappears between shots.
Sacha
Continuity mistake: Before the phone booths fall, the street swaps from being in shades to really sunny between one frame and another.
Sacha
Continuity mistake: At the bowling alley, when the kids are about to choose Ricky, the kid on the left keeps changing between a tall kid to a small one with a hat on, back and forth.
Sacha
Continuity mistake: Gus takes off the fuse off of the computer crying "I did it", then bends his arm towards his chest. A frame later, the arm is extended outside towards Ross.
Sacha
Continuity mistake: When Superman is trapped inside the bubble, the first shot shows a wrinkled transparent membrane with a huge hole (yes, it is a hole), but a frame later, from a different angle, it has changed to a smoother and a slightly opaque type of membrane.
Sacha
Continuity mistake: After Gus places the supercomputer blueprints on Mr. Webster's table, they change positions between shots.
Sacha
Continuity mistake: When Ricky is laying on the wheat field, the tractor's distance to him increases or decreases randomly.
Sacha
Continuity mistake: Position of skis in Ross's penthouse changes between shots.
Sacha
Continuity mistake: When Lana is fixing her car, the road is sunny. In the next aerial shot the car casts a huge dark shadow.
Sacha
Continuity mistake: At the start of the film, the shape of the cake blob on the man's cap changes between shots.
Sacha
Continuity mistake: When the roller-skater pushes the trolley, the amount of cars in the background changes between shots.
Sacha