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1. Bölüm A radio station engineer named Allan Maxwell establishes contact with an alien being. But when the station's power is turned up, the alien is teleported to Earth where its radioactive nature causes havoc.
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2. Bölüm A sinister foreign power replaces the President of the United States with its own agent via the use of a powerful drug allowing the skin to be temporarily molded into any likeness.
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3. Bölüm A noble scheme goes horribly awry when a group of scientists plan an elaborate hoax designed to frighten and ultimately unite humankind.
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4. Bölüm A radical experiment gives a college professor incredible power, which his subconcious mind uses to destroy his enemies.
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5. Bölüm A scientist discovers a way to speed up evolution and tries out the process on a simple miner.
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6. Bölüm An astronaut travels to the 23rd Century, where he finds the Earth a blasted wasteland inhabited by monsters.
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7. Bölüm A new invention allows spying on anyone, anywhere.
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8. Bölüm At a military base far in the arctic, a man invents a machine which allows two minds to contact one another. An earthquake causes a malfunction and two men wake up to find that their minds have switched bodies.
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9. Bölüm A man with a steel plate in his head overhears conversations about global conquest. But where are the voices coming from?
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10. Bölüm In a war action with the planet Ebon, some soldiers are captured, interrogated and tortured.
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11. Bölüm An incredible being made of pure energy imperils the staff of a research lab and hides a deadly secret.
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12. Bölüm A scientist named Ian Fraser invents a machine which can pierce the borderland between this world and... The Afterlife? Maybe. Fraser convinces an industrialist to finance future experiments with the possibility of contacting the rich man's dead son.
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13. Bölüm In a South American country a group of explorers discover a prehistoric monster in an ancient lake. The discovery leads them into conflict with the country's dictator.
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14. Bölüm Exiles from the planet Zanti arrive on Earth, and a startling truth is uncovered when two human renegades invade their privacy.
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15. Bölüm A convict serving a life sentence finds that he has an alternative: change places with an alien.
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16. Bölüm Two Martian investigators probe our custom of homicide.
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17. Bölüm A young couple's honeymoon is cut short by the horrifying contents of a mysterious box.
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18. Bölüm A queen bee assumes a human appearance in order to make an unwary scientist into her new mate.
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19. Bölüm A government agent infiltrates a secret criminal organization that uses alien parasites to control its members.
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20. Bölüm A scientist captures an alien that can protect itself with an unbreakable shield.
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21. Bölüm Four scientists disappear in one day. All were born in the same county, on the same day. A fifth scientist is in jail and a federal agent is assigned to the case. The fifth man is sprung from jail by a mysterious stranger who says he's the young man's father.
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22. Bölüm Scientists on a space station discover an unusual and dangerous plant.
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23. Bölüm A group of people board an amusement park ride. Then they (and their surprised "captain") find that they're really going on a space jaunt.
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24. Bölüm Workers on a moon base find a mysterious rock that appears to be alive.
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25. Bölüm A radioactive rainstorm at a scientific base on a distant planet mutates a scientist driving him insane and making him telepathic.
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26. Bölüm After discovering an elderly man dying by the side of the road, a young man finds a strange house where some people are kept prisoner and ageless by an alien intelligence.
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27. Bölüm Two Earth people are transported to an alien planet, along with two aliens. The are told by their abductors that they will fight each other to the death. The stakes are high: the homeworld of the losers will be destroyed slowly, for the further amusement of their captors.
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28. Bölüm Parents of a gifted youngster discover that their son's new tutor is not quite human.
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29. Bölüm The people of Earth surprise their alien captors when an entire neighborhood is transported to another planet as part of a plan to enslave the human race.
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30. Bölüm An accident in a nuclear research facility opens a dimensonal doorway and allows deadly creatures to emerge.