Late one night, youngster David MacLean (Jimmy Hunt) is awakened by a loud thunderstorm. From his bedroom window, he sees a large flying saucer descend and disappear…
An earthquake strikes Mexico, resulting in the overnight birth of a new volcano. Geologists Dr. Hank Scott and Dr. Arturo Ramos are dispatched to study this crisis at…
A narration by Dr. Frank Baxter, an English professor at the University of Southern California, explains the premise of the film and its basis in reality. He briefly…
A flying saucer arrives on Earth while searching for planets suitable to raise "Gargons", a lobster-like but air-breathing monster that is a delicacy on their home…
Dr. Douglas Martin (Peter Graves) is a nuclear scientist working on atomic bomb tests. While collecting aerial data on a United States Air Force (USAF) atomic blast at…
Dr. Cal Meacham is flying to his laboratory in a borrowed Lockheed T-33 Shooting Star jet. Just before landing, the jet's engine fails, but he is saved from crashing by…
Test space rockets exploding at liftoff and increased reporting of UFO sightings culminate in a direct attempt by alien survivors of a dead, extra-galactic civilization…
Dr. Karol Noymann (Carradine), an atomic scientist, is killed in a laboratory explosion. His colleague, Dr. Adam Penner (Tonge), is disturbed by the accident and resigns…