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'Superman and the Mole Men' (1951) -

A deep oil drill disturbs a race of mole people who live underground, so they come to the surface to take a look around. A scared, angry mob tries to destroy them, but luckily Superman intervenes. 

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'Untamed Women' (1952) -

A World War II bomber pilot remembers a time when he was on a island populated by dinosaurs and cave-women looking for love. 

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'The Mesa of Lost Women' (1953) -

A mad scientist breeds giant spiders so that he can extract their poison and inject women with it. Why? To create super spider-women, of course!

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'The Twonky' (1953) -

A TV set possessed by a being from the future takes control of the life of a college professor. 

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'It Came From Outer Space' (1953) -

A spaceship falls in the Arizona desert, and the locals start to act weird. This was the first 3D film released by Universal.

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'Cat Women of the Moon' (1953) -

A group of astronauts discover an ancient civilization living in a cave on the moon. They happen to be a group of women who like to drink, eat, and steal spaceships.

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'The Beast From 20,000 Fathoms' (1953) -

An atomic bomb awakens a prehistoric monster who terrorizes a city. Sound familiar?

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'Them!' (1954) -

This is essentially a movie about giant mutant ants. Radiation was a hot topic in the '50s!

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'Monster From the Ocean Floor' (1954) -

A woman sees a giant one-eyed amoeba monster rising from the sea in Mexico and seeks the help of a marine biologist.

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'The Creature With the Atom Brain' (1955) -

An ex-Nazi mad scientist uses radio-controlled zombies to help an exiled mobster regain power. Sounds like a great plot, right?

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'The Cosmic Man Appears in Tokyo' (1956) -

Giant starfish monsters from outer space? Sure, we'll definitely watch that! This Japanese movie is also known as 'Warning from Space' and 'Unknown Satellite Over Tokyo.'

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'Attack of the Crab Monsters' (1956) -

Crabs can really be terrifying creatures. Especially if they are exposed to radiation and mutate into giant monsters with an appetite for human brains!

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'Plan 9 From Outer Space' (1956) -

We don't know about the other plans, but Plan 9 seems to be pretty malefic to us. Aliens resurrect the dead on Earth as zombies and vampires, all to try and stop humans from making a sun-powered bomb. 

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'The Mole People' (1956) -

A group of archaeologists discover an ancient civilization of subterranean creatures in Mesopotamia.

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'Fire Maidens From Outer Space' (1956) -

When astronauts land on the 13th moon of Jupiter, they discover that a man and his 15 daughters are being terrorized by a monster. 

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'Invasion of the Saucer Men' (1957) -

When aliens invade a small town, a group of teenagers come together to fight them off. 

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'The Viking Woman and the Sea Serpent' (1957) -

AKA 'The Saga of the Viking Women and Their Voyage to the Waters of the Great Sea Serpent,' the movie is about a group of women who go looking for their men.

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'Attack of the Puppet People' (1958) -

A doll shop owner shrinks people with a machine he designed. Maybe this movie was used as inspiration for 1989's  'Honey, I Shrunk the Kids'?

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'The H-Man' (1958) -

AKA 'Beautiful Women and the Hydrogen Man,' this film is about a a slimy green monster. 

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'The Brain Eaters' (1958) -

It's not hard to guess what these parasites do, right?

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'The Blob' (1958) -

A killer Jell-O from outer space? Sure. Starring Steve McQueen? Say no more, where do we press play?

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'I Was a Teenage Frankenstein' (1958) -

Being a teenager is not easy, especially when you're turned into a monster by Professor Frankenstein and start killing people. Talk about teenage angst!

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'I Married a Monster From Outer Space' (1958) -

A woman realizes her husband was swapped by an alien.  

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'Monster on the Campus' (1958) -

A professor comes into contact with the blood of a prehistoric fish and turns into, you guessed it, a monster. 

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'The Hideous Sun Demon' (1959) -

A man, victim of radiation, turns into a lizard-like creature every time he's exposed to sunlight.

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'The Giant Gila Monster' (1959) -

The movie is about a giant lizard that causes havoc in rural Texas. 

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'The 30 Foot Bride of Candy Rock' (1959) -

A scientist's girlfriend turns into a 30-foot-tall giantess after being exposed to radiation. 

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'The Brain That Wouldn’t Die' (1962) -

Okay, this movie is not from the '50s, but it deserves an honorable mention. A doctor keeps the head of his decapitated girlfriend alive and experiments with transplant techniques.

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'The Incredibly Strange Creatures Who Stopped Living and Became Mixed-Up Zombies' (1964) -

This is yet another movie from the '60s that deserves a place on this list. The title is just too good!

Sources: (The Hollywood Reporter)

See also: Meet the stars of Hollywood's Golden Age

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