An alien ship uses an energy creature to attack Earth. Scuba divers are captured for sport by malevolent fish beings led by Triton.

Two giant flying monsters are freed from frozen suspension. Lex Luthor uses a temporal communicator to discover magic powers.

An alien space probe trapped in Earth orbit uses force to try to return to its home galaxy. A male witch called the Warlock must seize a rare gem that contains powerful magic.

The fusion of two irradiated pieces of space debris fatefully changes a chimpanzee named Toto on board a space craft. When the capsule containing the space craft lands on Earth, the chimpanzee ends up turning into Titano. Despite Titano causing destruction (and grabbing Lois), Superman must convince the military not to open fire as he thinks he can revert Titano back to Toto. Saboteurs have rigged gigantic icebergs with explosives to rob a luxury liner.

Lois Lane and Jimmy Olsen are kidnapped by alien hunters whose "zoo" is protected by a giant robot. The Sorcerer, a malevolent wizard, uses hirelings using an invisibility field to commit crimes.

Jimmy Olsen falls into an underground pocket populated by malevolent creatures. An alien computer named Brainiac has been capturing different kinds of animals by shrinking them. Brainiac is taking the tiny animals to his dying home world on his spaceship a la Noah's Ark. When he also must find a man and woman for repopulation, Brainiac ends up shrinking and capturing Superman and Lois.