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Movies Like The Strange World of Planet X

If you liked The Strange World of Planet X (1958), a horror and science fiction movie directed by Gilbert Gunn, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

  1. 1Island of Lost Souls

    Island of Lost Souls (1932)

    ★ 6.9/10Also science fiction and horror

    An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.

  2. 2The Invisible Man

    The Invisible Man (1933)

    ★ 7.5/10Also horror and science fiction

    After experimenting on himself and becoming invisible, scientist Jack Griffin, now aggressive due to the drug's effects, seeks a way to reverse the experiment at any cost.

  3. 3The Incredible Shrinking Man

    The Incredible Shrinking Man (1957)

    ★ 7.5/10Also science fiction and horror

    A dangerous combination of radiation and insecticide causes the unfortunate Scott Carey to shrink, slowly but surely, until he is only a few inches tall. His home becomes a wilderness where he must survive everything…

  4. 4Earth vs. the Flying Saucers

    Earth vs. the Flying Saucers (1956)

    ★ 6.1/10Also science fiction

    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 to invade Earth from impervious flying saucers…

  5. 5X: The Unknown

    X: The Unknown (1956)

    ★ 6.1/10Also horror and science fiction

    Army radiation experiments awaken a subterranean monster from a fissure that feeds on energy and proceeds to terrorise a remote Scottish village. An American research scientist at a nearby nuclear plant joins with a…

  6. 6Quatermass 2

    Quatermass 2 (1957)

    ★ 6.4/10Also science fiction and horror

    In England, a group of space scientists led by Bernard Quatermass, who have developed plans for the first Moon colony, learn that a secret, ostensibly government-run, complex of identical design has been built in a…

  7. 7Invasion of the Body Snatchers

    Invasion of the Body Snatchers (1956)

    ★ 7.5/10Also science fiction and horror

    A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

  8. 8This Island Earth

    This Island Earth (1955)

    ★ 6/10Also science fiction and horror

    Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

  9. 9Forbidden Planet

    Forbidden Planet (1956)

    ★ 7.3/10Also science fiction

    Starship C57D travels to planet Altair 4 in search of the crew of spaceship "Bellerophon," a scientific expedition that has been missing for twenty years. They find themselves unwelcome by the expedition's lone…

  10. 10The War of the Worlds

    The War of the Worlds (1953)

    ★ 6.8/10Also science fiction

    The residents of a small town are excited when a flaming meteor lands in the hills, until they discover it is the first of many transport devices from Mars bringing an army of invaders invincible to any man-made…

  11. 1165

    65 (2023)

    ★ 5.9/10Also science fiction

    65 million years ago, the only 2 survivors of a spaceship from Somaris that crash-landed on Earth, must fend off dinosaurs to reach the escape vessel in time before an imminent asteroid strike threatens to destroy the…

  12. 12Blood of the Vampire

    Blood of the Vampire (1958)

    ★ 5.8/10Also horror and science fiction

    A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a…

  13. 13Signal One

    Signal One (2026)

    ★ 6/10Also science fiction

    A computer scientist is invited by a tech billionaire to join his private facility on a Caribbean island to investigate extraterrestrial matter on Earth. When they make contact beyond our world, chaos erupts as we’re…

  14. 14The Satan Bug

    The Satan Bug (1965)

    ★ 6.1/10Also science fiction

    A US government germ warfare lab has had an accident. The first theory is that one of the germs has been released and killed several scientists. The big fear is that a more virulent strain, named The Satan Bug because…

  15. 15The Day of the Triffids

    The Day of the Triffids (1963)

    ★ 6.1/10Also science fiction and horror

    After an unusual meteor shower leaves most of the human population blind, a merchant navy officer must find a way to conquer tall, aggressive plants which are feeding on people and animals.

  16. 16Creature from the Black Lagoon

    Creature from the Black Lagoon (1954)

    ★ 6.8/10Also horror and science fiction

    When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study. But the Creature has plans of his own, and has set his sights on the lead…

  17. 17Tarantula

    Tarantula (1955)

    ★ 6.5/10Also science fiction and horror

    A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly, which took only four days to develop. As the doctor investigates…

  18. 18The Man They Could Not Hang

    The Man They Could Not Hang (1939)

    ★ 6.6/10Also science fiction and horror

    Dr. Henryk Savaard is a scientist working on experiments to restore life to the dead. When he is unjustly hanged for murder, he is brought back to life by his trusted assistant. Re-animated he turns decidedly nasty and…

  19. 19The 27th Day

    The 27th Day (1957)

    ★ 6.2/10Also science fiction

    Five individuals from five nations, including the USA, USSR, and China, suddenly find themselves on an alien saucer, where an alien gives each a container holding three capsules. The alien explains that no power on…

  20. 20The Invisible Man Returns

    The Invisible Man Returns (1940)

    ★ 6.3/10Also horror and science fiction

    The owner of a coal mining operation, falsely imprisoned for fratricide, takes a drug to make him invisible, despite its side effect: gradual madness.

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