Most Similar Movies to When Worlds Collide (1951)
If you are looking for movies like When Worlds Collide (1951), you might like movies tagged with keyword : science fiction, disaster, apocalyptic, space, 1950s, classic, black and white, american film, special effects, human survival, escape, spaceship, prophecy, global crisis, scientists, adventure, survivors, extraterrestrial, cosmos, suspense .
The Monster That Challenged the World (1957), It! The Terror From Beyond Space (1958), Crack in the World (1965), It Came From Beneath the Sea (1955), Flight to Mars (1951), Meteor (1979), The Incredible Shrinking Man (1957) ... Let's take a look at the following list...

The Monster That Challenged the World (1957)
An earthquake doesn't just shake up Southern California -- it awakens a nest of monsters lurking in the Salton Sea. These bloodthirsty sea snails are gobbling up anyone who sets foot in the water. And when the creatures move on to land in search of wider hunting grounds, they launch a reign of terror that threatens to spread across the whole country. Humanity's only hope rests on a crew of intrepid scientists and Lt. Cmdr. John Twillinger (Tim Holt).
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It! The Terror From Beyond Space (1958)
The first manned expedition to Mars is decimated by an unknown life form which stows away on the rescue ship.
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Crack in the World (1965)
A dying scientist pushes forward his project to tap through to the Earth's magma layer, with results that threaten to destroy the Earth as we know it.
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It Came From Beneath the Sea (1955)
A giant, radioactive octopus rises from the Philippine Trench to terrorize the North American Pacific Coast.
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Flight to Mars (1951)
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.
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Meteor (1979)
The U.S. must join forces with the U.S.S.R. in order to destroy a gigantic asteroid heading straight for Earth.
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The Incredible Shrinking Man (1957)
When Scott Carey begins to shrink because of exposure to a combination of radiation and insecticide, medical science is powerless to help him.
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The Killer Shrews (1959)
On an isolated island, a small group of people are terrorized by giant voracious shrews in the midst of a hurricane.
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The Beast From 20,000 Fathoms (1953)
A ferocious dinosaur awakened by an Arctic atomic test terrorizes the North Atlantic and, ultimately, New York City.
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Earth vs. the Flying Saucers (1956)
Extraterrestrials traveling in high-tech flying saucers contact a scientist as part of a plan to enslave the inhabitants of Earth.
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Deep Impact (1998)
Unless a comet can be destroyed before colliding with Earth, only those allowed into shelters will survive. Which people will survive?
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The Mysterious Island (1929)
On a volcanic island near the kingdom of Hetvia rules Count Dakkar, a benevolent leader and scientist who has eliminated class distinction among the island's inhabitants. Dakkar, his daughter Sonia and her fiance, engineer Nicolai Roget have designed a submarine which Roget pilots on its initial voyage just before the island is overrun by Baron Falon, despotic ruler o...Read all
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Meteor Moon (2020)
When a meteor crashes into the moon and shifts its axis, Earth's gravity pulls the moon into the path of the planet. Now, a group of scientists must figure out how to stop the moon from hitting the earth before it's too late.
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Asteroid-a-geddon (2020)
A global scientific summit debates and fails on a plan to stop a massive asteroid heading straight for Earth, with all countries blaming each other for the impeding disaster. With communications tense, the daughter of a tech billionaire assembles her own team of specialists to try to destroy the asteroid before it is too late.
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Target Earth (1955)
Giant robots from Venus invade Chicago. Stranded in the deserted city are strangers Frank and Nora.
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The Osiris Child (2016)
Set in the future in a time of interplanetary colonization, an unlikely pair race against an impending global crisis and are confronted by the monsters that live inside us all.
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Riders to the Stars (1954)
Three men are assigned by the Office of Scientific Investigation to man rocket ships to outer space and attempt to capture a meteor.
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Supernova (2000)
Supernova chronicles the search and rescue patrol of a medical ship in deep space in the early 22nd century and its six-member crew which includes a captain and pilot, a co-pilot, a medical...
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