Goofs:
Continuity: The positions of the books on the table when the tarantula attacks the house with the heroine in it. (more)

Trivia:
The tarantula was an actual live spider. Air jets were used to make it move in the desired way over a miniature landscape. (more)

Filming Locations:
Dead Man's Point, Lucerne Valley, California, USA

Quotes:
Prof. Gerald Deemer: The disease of hunger, like most diseases, well, it spreads. There are 2 billion people in the world today. In 1975 there'll be 3 billion. In the year 2000, there'll be 3,625,000,000. The world may not be able to produce enough food to feed all these people. Now perhaps you'll understand what an inexpensive nutrient will mean.
Dr. Matt Hastings: Well, not many of us look that far in the future, sir.
Prof. Gerald Deemer: Our business is the future. No man can do it on his own, of course. You don't pull it out of your hat like a magician's rabbit. You - well, you build on what hundreds of others have learned before you.
(more)