During filming, Shirley Kilpatrick's costume ripped, and since the film was done on a low budget and on a tight schedule she couldn't get a new one - this is why she walks backwards as she leaves a room.
In order to keep expenses to a minimum, producer/director Ronald V. Ashcroft drafted his wife, Lorraine Ashcroft, to be Shirley Kilpatrick's stunt double.
The Ray Mercer Company created the image of the alien spacecraft using a diffused shot of a lit match.
The movie was made up as it went along. There was no written script. Just an idea for a movie was all they had to start with.