Factual error: If the Russian cosmonauts need special suits to survive out in space, so should Lacy when she is abducted by Nuclear Man. (00:02:50 - 01:20:20)
Superman IV: The Quest for Peace (1987)
Ending / spoiler
Directed by: Sidney J. Furie
Starring: Gene Hackman, Christopher Reeve, Margot Kidder, Jackie Cooper, Marc McClure
Nuclear Man takes Lacy into space. Superman then moves the moon in front of the Sun and causes Nuclear Man to become powerless. Superman takes Lacy back to Earth and then takes Nuclear Man and puts him in a nuclear reactor, killing him. Superman says that if people want peace bad enough, the governments of the world will give it to them. Superman then sends Lenny to a boys reform schools and sent Lex back to the labor camp.
Anthony
More mistakes in Superman IV: The Quest for Peace
Lex Luthor: Lenny, I've always considered you the Dutch Elm disease in my family tree.
Trivia: During the making of this movie Christopher Reeve and Sidney J. Furie didn't get along at all and often clashed with each other.
More questions & answers from Superman IV: The Quest for Peace
Answer: Lacy had gotten tired of her dad's newspaper, big-city life and decided to move to Smallville because she wanted to experience life at a much slower pace and even decided to live on a farm.