火星人因火星气候变化无法生存而计划大举侵入地球，当第一艘飞船落到地球上时，居民们以为是陨石。博士克莱法斯特通过探测仪器得知有放射性，需等冷却才能查看，但有人好奇前去观看，不料被杀死。人类的所有武器都不能对付火星人的死光炮，全世界的人都在逃命，整个地球乱作一团。正在这时，火星人却一个接一个死去，原来……

太空火箭在发射时爆炸，不明飞行物目击报告的增加，最终导致一个死亡的银河系外文明的外星幸存者直接试图使用大规模杀伤性射线武器从不透水的飞碟入侵地球。

At the end of the 22nd century Alisa Seleznyova, her father Professor Seleznyov and pilot Zelyony go on a space expedition to find rare animals for Moscow Zoo. On the way they seem to encounter a mysterious conspiracy led by Doctor Verhovtsev against legendary Two Captains Kim and Buran. The only clue is a talking bird Сhatterer [Govorun] that our heroes accidentally took possession of.

一颗神秘小行星接近地球，后坠入海中，不想其实际上是外星的自动侵略武器，专门吸食地球的资源和电量，更可怕的是如果不能摧毁这个武器，还会有更多的外星武器来到地球。。

The Office of Scientific Investigations tracks down the source of increased magnetism and radioactivity in Los Angeles, and discovers that a man-made isotope is consuming available energy from nearby mass every few hours, doubling its size in the process. Although microscopic, it will soon become big enough to destroy Earth; and how to stop it is yet to be determined. The film's Deltatron special effects footage is taken from the 1934 German sci-fi film GOLD.

A group of scientists travel to a remote island to study the effects of nuclear weapons tests, only to get stranded when their airplane mysteriously explodes. The team soon discovers that the tests have given rise to crabs mutated into intelligent, impervious, telepathic giants intent on increasing their numbers by breeding, then travelling to populated areas to feed, and which do not intend to be stopped by their discoverers.

An attractive reporter investigating the mysterious destruction of an Illinois town stumbles upon a secret government laboratory conducting radiation experiments on vegetables. The lead scientist is eager to help find out what happened. Together they discover that giant grasshoppers are behind the devastation. Worse yet, thousands of them are headed toward Chicago! Can they be stopped... or is this the BEGINNING OF THE END?

Commando Cody, 'Sky Marshal of the Universe', works with American scientists Joan Gilbert and Ted Richards in the development of a flying suit and a rocket to the Moon. When the nation's defences are being sabotaged and destroyed, Cody learns that an atomic-gun is being used and that the men on the moon are the culprits.

A test rocket carrying wasps to outer space, to study the effects on them of weightlessness and radiations, crashes out of control back to Earth, into the jungles of Africa. The two astrobiologists in charge of the test mount an expedition to the Darkest Continent to retrieve their experiment, only to find the wasps have grown to giant size which are panicking all forms of life as they quest for food.

The first American space station Skylab is found in pieces scattered in Western Australia. Putting these pieces back together and re-tracing the Skylab program back to its very conception reveals the cornerstone of human space exploration.