( CNN) In 1979 , nothing of the promotional material for the film “Alien” testified moviegoers even a peek of the titular man.

The star of this monster movie in space was invisible up until the moment parties actually bought tickets and went into theaters. 20 th Century Fox employed this strategy because it missed gatherings are perfectly surprised by the way the monster inspected.

The gamble paid for by. Thirty-eight years later, the specific characteristics of the xenomorph man from “Alien” positioned a new standard for how science fiction movies depict extraterrestrials.

This month, the extraterrestrials from the “Alien” film series return to oppres film gatherings in “Alien: Covenant.” But the nightmarish gape of the immigrant will scarcely be shocking.