故事起源于一件UFO掩盖事件。航天飞机与不明物体相撞后，三名航天员中的一人被害，其余二人是唯一目击者。返回地球后，二人开始调查政府企图掩盖的真相，关于外星人与UFO事件……
第18号机库，虽然并没有获得票房的胜利（只收入了600万美元），但因其巧妙的故事构思，与合理联系了著名的UFO事件（如罗斯维尔）等等，使得影片变得出名。十八号机库（位于51区的），现在已经成为描述外星飞碟的专有名词。

1991 Miniseries

A space-shuttle crash-landing puts the famous web-slinger Spider-Man in contact with a living alien substance that bonds to his suit and enhances his super-powers. Unfortunately, the alien substance begins to change him and he feels the pull of evil, so discards the suit. The evil attaches itself to another host leading to an epic confrontation between good and evil.