The CIA sends playboy Mike Trent to Alaska with agent Vee Langley, posing as his "nurse," to investigate flying saucer sightings. At first, installed in a hunting lodge, the two play in the wilderness. But then they sight a saucer. Investigating, our heroes clash with an inept gang of Soviet spies, also after the saucer secret.

An astronaut crew on their way to the Moon are unexpectedly propelled by gravitational forces and end up on Mars instead.

A single-handed hero sets himself against Martians trying to assume control of Earth.

After their latest rocket fails, Dr. Charles Cargraves and retired General Thayer have to start over again. This time, Gen. Thayer approaches Jim Barnes, the head of his own aviation construction firms to help build a rocket that will take them to the moon. Together they gather the captains of industry and all pledge to support the goals of having the United States be the first to put a man on the moon. They build their rocket and successfully leave the Earth's gravitational pull and make the landing as scheduled. Barnes has miscalculated their fuel consumption however and after stripping the ship bare, they are still 100 lbs too heavy meaning that one of them will have to stay behind.

When the American clipper ship "The Queen" is attacked by pirates off the Hebrides in 1830, Mate Kirk Hamilton is injured and must be put ashore at Queensland Colony, Australia, for treatment and recuperation. There, he meets and falls in love with Elaine Jeffries, daughter of the magistrate and all-but-fiancée to rancher Martin Shannon. She also finds herself attract...Read all

Scientists and American Air Force officials fend off a bloodthirsty alien organism while at a remote arctic outpost.

Scientists use a gigantic drilling machine for an expedition to the center of the earth.

Five astronauts successfully fly to Mars where they encounter seemingly friendly and advanced inhabitants who harbor covert plans to use their ship to invade Earth.

Major Joe Nolan heads a rescue mission in the South Pacific to recover a downed atomic rocket. The crew crashlands on a mysterious island, and spends much time rock-climbing. They meet up with a native girl, a big lizard, and some dinosaurs.

South African pilot Dave Randall serves as courier - transporting a briefcase to American scientist, Dr Hendron. Inside the case are documents which state the star Bellus will collide with Earth, destroying it. A plan is developed to build a spaceship to carry a select few to the planet Zyra, a planet orbiting Bellus.

Strategic targets on Earth are being destroyed by an unknown weapon. Government security head Henderson suspects it's an "atomic ray" originating from the moon! He assigns Commando Cody, scientist and man of action with a secret flying suit, to investigate. Soon, Cody is battling Earth thugs in the pay of Krog the moon man and making trips in his experimental rocket to the moon itself, in a perilous and all but singlehanded effort to thwart the planned invasion of Earth.

An American scientist is able to contact and communicate with Mars with shattering political, economic, and spiritual repercussions.

In this Americanization of the 1931 German thriller, both the police and the criminal underworld stalk a mysterious killer who preys on small children.

A group of people at a bar witness the unfolding events of a Soviet invasion of the USA.

A young boy learns that space aliens are taking over the minds of earthlings.

A spaceship from another world crashes in the Arizona desert and only an amateur stargazer and a schoolteacher suspect alien influence when the local townsfolk begin to act strangely.

Tweedy college professor discovers his new TV set is animate, apparently possessed by something from the future, and militantly intent on regulating his daily life.

A ferocious dinosaur awakened by an Arctic atomic test terrorizes the North Atlantic and, ultimately, New York City.

A small group of closely-guarded British scientists test their first rocket amidst indications of matrimonial strife in the community. After the partial failure of the firing, a couple go missing - have they gone off together or are their murdered bodies circling the earth in the remains of the rocket?

A small town in California is attacked by Martians, beginning a worldwide invasion.

A saboteur posing as a scientist strives to destroy the world's first space station.