Sacha

Revealing mistake: While Superman carries the Statue, there's a close shot of Nuclear Man showing his fingernails. The movie behind is playing the wrong way, and gives the sensation that Nuclear Man is flying backwards.

Sacha

Continuity mistake: When Lois is in the subway carriage crying for help, she places her right hand on the rail above. A frame later the hand is by her waist.

Sacha

Continuity mistake: The smoke coming out of the volcano changes direction in a split second after nuclear Man enters the crater.

Sacha

Audio problem: When Superman is wounded on the neck, and when the italian villagers are saved, the same male falsetto voice is used to add a (crappy and out-of-sync) "Oooh!" and "Aaaah!".

Sacha

Continuity mistake: When Superman falls straight and unconscious off the Statue of Liberty he's facing a 9 o'clock direction. In the next angle he is facing 5, then lands facing 7.

Sacha

Continuity mistake: While the subway is running loose, Lois stares at something, an immediate POV reveals it's the bystanders on the platform. But this is all wrong, the train is inside a pitch black tunnel all the time.

Sacha

Continuity mistake: During the subway sequence, the carriage in front of Lois's is empty, but when the train comes to a stop it's packed with people.

Sacha

Revealing mistake: While the subway train is gone wild, there's a brief shot of bystanders on the platform. Then the train keeps going on for several seconds, and when it finally comes to a stop the actors are the same ones used previously.

Sacha

Continuity mistake: When Superman stops the subway train, there's a black man with a moustache, red shirt and a gabardine suit in the first line. Then he manages to appear meters behind, despite the jam on the platform. Then Lois appears behind him. Then she magically disappears and he appears back on the front.

Sacha

Continuity mistake: When Clark is about to leave the hotel, a man appears by the dark car on the right in less than half a second.

Sacha

Continuity mistake: Before Clark steps down off the trolley, a group of people surrounded by suitcases are seen on the back, but disappear when the angle changes.

Sacha

Continuity mistake: After nuclear Man crumples the cab's hood, there's another taxi behind starting to drive slowly towards the damaged cab. A frame later, a new angle shows that taxi repeating the previous movements but really fast.

Sacha

Superman IV: The Quest for Peace mistake picture

Continuity mistake: When Lacy is about to enter the elevator, a light brown rug has appeared on the floor behind, which disappears in the next wide shots.

Sacha