I think this movie played into the cold-war fears of many people of the 1950s. The fear that your friends, family, and neighbors may not be who you think they are ...
- Tom Tryon as Bill Farrell
- Gloria Talbott as Marge Bradley Farrell
- Peter Baldwin as Officer Frank Swanson
Of course, there is something irresistible about earth women. In this case, aliens from another world have run out of women and must travel across the galaxy to Earth to breed. I guess that they heard that "Earth Girls Are Easy".
It's only after her marriage that Marge notices changes in her husband. When she sees her husband transform into an alien, she is convinced that he is a monster from outer space. For most newlyweds, that doesn't happen until after the hubby has had a few drinks.